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P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [], "history_san": [] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a2a3": "a3", "a2a4": "a4", "b1a3": "Na3", "b1c3": "Nc3", "b2b3": "b3", "b2b4": "b4", "c2c3": "c3", "c2c4": "c4", "d2d3": "d3", "d2d4": "d4", "e2e3": "e3", "e2e4": "e4", "f2f3": "f3", "f2f4": "f4", "g1f3": "Nf3", "g1h3": "Nh3", "g2g3": "g3", "g2g4": "g4", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "e2e4", "probabilities": { "g1f3": 0.04, "c2c4": 0, "b2b4": 0, "a2a3": 0, "h2h4": 0, "f2f4": 0, "d2d3": 0, "g1h3": 0, "b1c3": 0.03, "c2c3": 0, "g2g3": 0, "b1a3": 0, "d2d4": 0.06999999999999999, "e2e3": 0, "f2f3": 0, "a2a4": 0, "h2h3": 0, "b2b3": 0, "e2e4": 0.86, "g2g4": 0 }, "confidence": 0.84 } }, "usage": { "input_tokens": 989, "output_tokens": 220, "cost": 4.1538e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rnbqkbnr/1ppppppp/8/p7/4P3/8/PPPP1PPP/RNBQKBNR w KQkq - 0 2", "board": "8 r n b q k b n r\n7 . p p p p p p p\n6 . . . . . . . .\n5 p . . . . . . .\n4 . . . . 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Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a2a3": "a3", "a2a4": "a4", "b1a3": "Na3", "b1c3": "Nc3", "b2b3": "b3", "b2b4": "b4", "c2c3": "c3", "c2c4": "c4", "d1e2": "Qe2", "d1f3": "Qf3", "d1g4": "Qg4", "d1h5": "Qh5", "d2d3": "d3", "d2d4": "d4", "e1e2": "Ke2", "e4e5": "e5", "f1a6": "Ba6", "f1b5": "Bb5", "f1c4": "Bc4", "f1d3": "Bd3", "f1e2": "Be2", "f2f3": "f3", "f2f4": "f4", "g1e2": "Ne2", "g1f3": "Nf3", "g1h3": "Nh3", "g2g3": "g3", "g2g4": "g4", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "g1f3", "probabilities": { "f1b5": 0.03, "b2b4": 0.07, "f1d3": 0.01, "h2h4": 0, "a2a3": 0.02, "f1a6": 0.02, "f2f4": 0.01, "d2d3": 0, "g1h3": 0, "c2c3": 0.01, "f1c4": 0.02, "b1a3": 0.01, "d2d4": 0.03, "f1e2": 0, "b2b3": 0.01, "g1f3": 0.47, "c2c4": 0.02, "e1e2": 0, "d1h5": 0.02, "b1c3": 0.15, "g1e2": 0, "e4e5": 0.01, "f2f3": 0.01, "g2g3": 0, "d1f3": 0.01, "d1e2": 0, "d1g4": 0.01, "a2a4": 0.06, "h2h3": 0, "g2g4": 0 }, "confidence": 0.46 } }, "usage": { "input_tokens": 1177, "output_tokens": 320, "cost": 4.9434e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rnbqkbnr/1pppp1pp/5p2/p7/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3", "board": "8 r n b q k b n r\n7 . p p p p . p p\n6 . . . . . p . .\n5 p . . . . . . .\n4 . . . . P . . .\n3 . . . . . N . .\n2 P P P P . P P P\n1 R N B Q K B . R\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6" ], "history_san": [ "e4", "a5", "Nf3", "f6" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a2a3": "a3", "a2a4": "a4", "b1a3": "Na3", "b1c3": "Nc3", "b2b3": "b3", "b2b4": "b4", "c2c3": "c3", "c2c4": "c4", "d1e2": "Qe2", "d2d3": "d3", "d2d4": "d4", "e1e2": "Ke2", "e4e5": "e5", "f1a6": "Ba6", "f1b5": "Bb5", "f1c4": "Bc4", "f1d3": "Bd3", "f1e2": "Be2", "f3d4": "Nd4", "f3e5": "Ne5", "f3g1": "Ng1", "f3g5": "Ng5", "f3h4": "Nh4", "g2g3": "g3", "g2g4": "g4", "h1g1": "Rg1", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "b1c3", "probabilities": { "a2a4": 0.01, "e1e2": 0, "f1c4": 0.03, "b1c3": 0.32, "b2b3": 0, "f3g1": 0, "h2h3": 0, "f3e5": 0.11, "f3g5": 0.04, "g2g4": 0, "f1a6": 0.02, "g2g3": 0, "a2a3": 0.01, "f3d4": 0.04, "f3h4": 0.01, "b2b4": 0.01, "f1e2": 0.01, "d2d3": 0.01, "h1g1": 0, "b1a3": 0.01, "c2c4": 0.03, "e4e5": 0.07, "f1b5": 0.05, "f1d3": 0.02, "h2h4": 0, "d1e2": 0, "d2d4": 0.19, "c2c3": 0.01 }, "confidence": 0.29 } }, "usage": { "input_tokens": 1171, "output_tokens": 300, "cost": 4.9182e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rnbqkbnr/1pp1p1pp/3p1p2/p7/4P3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq - 0 4", "board": "8 r n b q k b n r\n7 . p p . p . p p\n6 . . . p . p . .\n5 p . . . . . . .\n4 . . . . P . . .\n3 . . N . . N . .\n2 P P P P . P P P\n1 R . B Q K B . R\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c3a4": "Na4", "c3b1": "Nb1", "c3b5": "Nb5", "c3d5": "Nd5", "c3e2": "Ne2", "d1e2": "Qe2", "d2d3": "d3", "d2d4": "d4", "e1e2": "Ke2", "e4e5": "e5", "f1a6": "Ba6", "f1b5": "Bb5+", "f1c4": "Bc4", "f1d3": "Bd3", "f1e2": "Be2", "f3d4": "Nd4", "f3e5": "Ne5", "f3g1": "Ng1", "f3g5": "Ng5", "f3h4": "Nh4", "g2g3": "g3", "g2g4": "g4", "h1g1": "Rg1", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "f1b5", "probabilities": { "f1c4": 0.08, "f3d4": 0.05, "a2a4": 0.03, "d1e2": 0, "h1g1": 0, "c3a4": 0.01, "g2g4": 0.01, "f1b5": 0.17, "f1a6": 0.02, "f3g5": 0.01, "d2d4": 0.14, "d2d3": 0.04, "c3e2": 0, "e1e2": 0, "h2h3": 0, "f3h4": 0, "b2b3": 0.01, "e4e5": 0.06, "f3e5": 0.09, "c3b5": 0.02, "f1d3": 0.09, "h2h4": 0, "b2b4": 0.03, "a1b1": 0, "g2g3": 0, "c3b1": 0, "c3d5": 0.1, "f1e2": 0.03, "f3g1": 0, "a2a3": 0.01 }, "confidence": 0.13 } }, "usage": { "input_tokens": 1233, "output_tokens": 320, "cost": 5.1786e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rnbq1bnr/1pp1pkpp/3p1p2/pB6/4P3/2N2N2/PPPP1PPP/R1BQK2R w KQ - 2 5", "board": "8 r n b q . b n r\n7 . p p . p k p p\n6 . . . p . p . .\n5 p B . . . . . .\n4 . . . . P . . .\n3 . . N . . N . .\n2 P P P P . P P P\n1 R . B Q K . . R\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "b5a4": "Ba4", "b5a6": "Ba6", "b5c4": "Bc4+", "b5c6": "Bc6", "b5d3": "Bd3", "b5d7": "Bd7", "b5e2": "Be2", "b5e8": "Be8+", "b5f1": "Bf1", "c3a4": "Na4", "c3b1": "Nb1", "c3d5": "Nd5", "c3e2": "Ne2", "d1e2": "Qe2", "d2d3": "d3", "d2d4": "d4", "e1e2": "Ke2", "e1f1": "Kf1", "e1g1": "O-O", "e4e5": "e5", "f3d4": "Nd4", "f3e5": "Ne5+", "f3g1": "Ng1", "f3g5": "Ng5+", "f3h4": "Nh4", "g2g3": "g3", "g2g4": "g4", "h1f1": "Rf1", "h1g1": "Rg1", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "f3e5", "probabilities": { "f3g5": 0.1, "b2b3": 0, "d2d4": 0.02, "f3d4": 0.02, "b5d7": 0.02, "c3d5": 0.04, "e1g1": 0.12, "e1e2": 0.01, "c3b1": 0.01, "c3e2": 0, "a2a4": 0.01, "b5c6": 0.02, "g2g4": 0, "d1e2": 0.01, "b5e2": 0.01, "b5e8": 0.18000000000000002, "f3e5": 0.23, "e1f1": 0.01, "a2a3": 0, "h1f1": 0.01, "b5a4": 0.01, "a1b1": 0.01, "h1g1": 0, "b5c4": 0.06, "h2h3": 0, "h2h4": 0, "e4e5": 0.03, "f3g1": 0, "f3h4": 0.01, "b2b4": 0, "c3a4": 0.01, "b5a6": 0.01, "b5d3": 0.01, "g2g3": 0.01, "d2d3": 0.01, "b5f1": 0.01 }, "confidence": 0.2 } }, "usage": { "input_tokens": 1358, "output_tokens": 380, "cost": 5.7036e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rnbq1bnr/1pp1pkpp/5p2/pB2p3/4P3/2N5/PPPP1PPP/R1BQK2R w KQ - 0 6", "board": "8 r n b q . b n r\n7 . p p . p k p p\n6 . . . . . p . .\n5 p B . . p . . .\n4 . . . . P . . .\n3 . . N . . . . .\n2 P P P P . P P P\n1 R . B Q K . . R\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "b5a4": "Ba4", "b5a6": "Ba6", "b5c4": "Bc4+", "b5c6": "Bc6", "b5d3": "Bd3", "b5d7": "Bd7", "b5e2": "Be2", "b5e8": "Be8+", "b5f1": "Bf1", "c3a4": "Na4", "c3b1": "Nb1", "c3d5": "Nd5", "c3e2": "Ne2", "d1e2": "Qe2", "d1f3": "Qf3", "d1g4": "Qg4", "d1h5": "Qh5+", "d2d3": "d3", "d2d4": "d4", "e1e2": "Ke2", "e1f1": "Kf1", "e1g1": "O-O", "f2f3": "f3", "f2f4": "f4", "g2g3": "g3", "g2g4": "g4", "h1f1": "Rf1", "h1g1": "Rg1", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "b5e8", "probabilities": { "c3e2": 0.01, "b5a6": 0.01, "e1g1": 0.09, "f2f3": 0.01, "f2f4": 0.01, "d1f3": 0.04, "b2b3": 0, "b2b4": 0.01, "a2a3": 0, "b5c4": 0.09, "c3a4": 0, "g2g4": 0.01, "e1f1": 0.01, "b5f1": 0.03, "a2a4": 0, "d2d3": 0.01, "b5a4": 0.01, "e1e2": 0.01, "a1b1": 0, "b5d7": 0.02, "b5d3": 0.02, "c3b1": 0.01, "h1f1": 0, "c3d5": 0.04, "d1h5": 0.16, "g2g3": 0, "h2h4": 0, "h2h3": 0, "d1g4": 0.07, "d2d4": 0.03, "d1e2": 0.03, "h1g1": 0, "b5e8": 0.23, "b5e2": 0.02, "b5c6": 0.02 }, "confidence": 0.2 } }, "usage": { "input_tokens": 1367, "output_tokens": 370, "cost": 5.7414e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rnb1qbnr/1pp1pkpp/5p2/p3p3/4P3/2N5/PPPP1PPP/R1BQK2R w KQ - 0 7", "board": "8 r n b . q b n r\n7 . p p . p k p p\n6 . . . . . p . .\n5 p . . . p . . .\n4 . . . . P . . .\n3 . . N . . . . .\n2 P P P P . P P P\n1 R . B Q K . . R\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c3a4": "Na4", "c3b1": "Nb1", "c3b5": "Nb5", "c3d5": "Nd5", "c3e2": "Ne2", "d1e2": "Qe2", "d1f3": "Qf3", "d1g4": "Qg4", "d1h5": "Qh5+", "d2d3": "d3", "d2d4": "d4", "e1e2": "Ke2", "e1f1": "Kf1", "e1g1": "O-O", "f2f3": "f3", "f2f4": "f4", "g2g3": "g3", "g2g4": "g4", "h1f1": "Rf1", "h1g1": "Rg1", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "d1h5", "probabilities": { "g2g4": 0.01, "e1f1": 0.04, "f2f3": 0.01, "c3e2": 0.01, "d1f3": 0.04, "a2a3": 0.01, "h2h4": 0.01, "e1g1": 0.19999999999999998, "c3b5": 0.03, "d2d3": 0.01, "h2h3": 0, "c3d5": 0.13, "d1h5": 0.21, "f2f4": 0.01, "d1g4": 0.06, "a2a4": 0.02, "h1g1": 0.01, "a1b1": 0.02, "d2d4": 0.03, "e1e2": 0.03, "b2b3": 0, "g2g3": 0.01, "c3b1": 0.01, "c3a4": 0.01, "d1e2": 0.06, "h1f1": 0.01, "b2b4": 0.01 }, "confidence": 0.19 } }, "usage": { "input_tokens": 1261, "output_tokens": 290, "cost": 5.2962e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rnb1qbnr/1pp1pk1p/5pp1/p3p2Q/4P3/2N5/PPPP1PPP/R1B1K2R w KQ - 0 8", "board": "8 r n b . q b n r\n7 . p p . p k . p\n6 . . . . . p p .\n5 p . . . p . . Q\n4 . . . . P . . .\n3 . . N . . . . .\n2 P P P P . P P P\n1 R . B . K . . R\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8", "d1h5", "g7g6" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8", "Qh5+", "g6" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c3a4": "Na4", "c3b1": "Nb1", "c3b5": "Nb5", "c3d1": "Nd1", "c3d5": "Nd5", "c3e2": "Ne2", "d2d3": "d3", "d2d4": "d4", "e1d1": "Kd1", "e1e2": "Ke2", "e1f1": "Kf1", "e1g1": "O-O", "f2f3": "f3", "f2f4": "f4", "g2g3": "g3", "g2g4": "g4", "h1f1": "Rf1", "h1g1": "Rg1", "h2h3": "h3", "h2h4": "h4", "h5d1": "Qd1", "h5e2": "Qe2", "h5e5": "Qxe5", "h5f3": "Qf3", "h5f5": "Qf5", "h5g4": "Qg4", "h5g5": "Qg5", "h5g6": "Qxg6+", "h5h3": "Qh3", "h5h4": "Qh4", "h5h6": "Qh6", "h5h7": "Qxh7+" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "h5g6", "probabilities": { "c3e2": 0.01, "c3d1": 0, "h5e2": 0.01, "h5g4": 0.03, "f2f3": 0.01, "h1f1": 0.01, "h5d1": 0.01, "e1e2": 0, "h5h6": 0.01, "c3b1": 0, "h5g5": 0.02, "f2f4": 0.01, "a1b1": 0, "c3d5": 0.03, "h5f5": 0.02, "a2a3": 0, "a2a4": 0, "h2h3": 0, "h5e5": 0.15000000000000002, "b2b3": 0, "c3a4": 0.01, "h5g6": 0.32, "d2d4": 0.01, "h1g1": 0, "e1f1": 0.01, "h5h4": 0.01, "h5h7": 0.2, "h2h4": 0.01, "c3b5": 0.01, "d2d3": 0, "e1d1": 0.01, "h5h3": 0, "h5f3": 0.02, "e1g1": 0.05, "b2b4": 0, "g2g3": 0.01, "g2g4": 0.01 }, "confidence": 0.29 } }, "usage": { "input_tokens": 1460, "output_tokens": 390, "cost": 6.132e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rnb1qbnr/1pp1p2p/5pk1/p3p3/4P3/2N5/PPPP1PPP/R1B1K2R w KQ - 0 9", "board": "8 r n b . q b n r\n7 . p p . p . . p\n6 . . . . . p k .\n5 p . . . p . . .\n4 . . . . P . . .\n3 . . N . . . . .\n2 P P P P . P P P\n1 R . B . K . . R\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8", "d1h5", "g7g6", "h5g6", "f7g6" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8", "Qh5+", "g6", "Qxg6+", "Kxg6" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c3a4": "Na4", "c3b1": "Nb1", "c3b5": "Nb5", "c3d1": "Nd1", "c3d5": "Nd5", "c3e2": "Ne2", "d2d3": "d3", "d2d4": "d4", "e1d1": "Kd1", "e1e2": "Ke2", "e1f1": "Kf1", "e1g1": "O-O", "f2f3": "f3", "f2f4": "f4", "g2g3": "g3", "g2g4": "g4", "h1f1": "Rf1", "h1g1": "Rg1", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "e1g1", "probabilities": { "b2b4": 0.01, "c3e2": 0.03, "e1e2": 0.03, "c3b1": 0.01, "c3d5": 0.11, "e1d1": 0.03, "a2a3": 0.01, "f2f4": 0.03, "g2g4": 0.03, "e1g1": 0.18, "b2b3": 0.01, "d2d4": 0.08, "h1f1": 0.04, "d2d3": 0.02, "g2g3": 0.02, "f2f3": 0.06, "c3a4": 0.04, "c3d1": 0.02, "h1g1": 0.07, "a2a4": 0.02, "h2h3": 0.01, "e1f1": 0.06, "a1b1": 0.02, "h2h4": 0.02, "c3b5": 0.04 }, "confidence": 0.14 } }, "usage": { "input_tokens": 1282, "output_tokens": 270, "cost": 5.3844e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rn2qbnr/1pp1p2p/5pk1/p3p3/4P1b1/2N5/PPPP1PPP/R1B2RK1 w - - 2 10", "board": "8 r n . . q b n r\n7 . p p . p . . p\n6 . . . . . p k .\n5 p . . . p . . .\n4 . . . . P . b .\n3 . . N . . . . .\n2 P P P P . P P P\n1 R . B . . R K .\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8", "d1h5", "g7g6", "h5g6", "f7g6", "e1g1", "c8g4" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8", "Qh5+", "g6", "Qxg6+", "Kxg6", "O-O", "Bg4" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c3a4": "Na4", "c3b1": "Nb1", "c3b5": "Nb5", "c3d1": "Nd1", "c3d5": "Nd5", "c3e2": "Ne2", "d2d3": "d3", "d2d4": "d4", "f1d1": "Rd1", "f1e1": "Re1", "f2f3": "f3", "f2f4": "f4", "g1h1": "Kh1", "g2g3": "g3", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "c3d5", "probabilities": { "b2b3": 0.02, "a2a4": 0.02, "f1d1": 0.08, "c3a4": 0.04, "c3b5": 0.05, "b2b4": 0.02, "h2h4": 0.04, "f1e1": 0.06, "g1h1": 0.03, "a1b1": 0.04, "d2d4": 0.09, "d2d3": 0.04, "c3e2": 0.08, "f2f3": 0.07, "c3b1": 0.02, "g2g3": 0.06, "h2h3": 0.03, "a2a3": 0.01, "c3d1": 0.04, "f2f4": 0.03, "c3d5": 0.13 }, "confidence": 0.1 } }, "usage": { "input_tokens": 1240, "output_tokens": 230, "cost": 5.208e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rn2qbnr/1ppbp2p/5pk1/p2Np3/4P3/8/PPPP1PPP/R1B2RK1 w - - 4 11", "board": "8 r n . . q b n r\n7 . p p b p . . p\n6 . . . . . p k .\n5 p . . N p . . .\n4 . . . . P . . .\n3 . . . . . . . .\n2 P P P P . P P P\n1 R . B . . R K .\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8", "d1h5", "g7g6", "h5g6", "f7g6", "e1g1", "c8g4", "c3d5", "g4d7" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8", "Qh5+", "g6", "Qxg6+", "Kxg6", "O-O", "Bg4", "Nd5", "Bd7" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c2c3": "c3", "c2c4": "c4", "d2d3": "d3", "d2d4": "d4", "d5b4": "Nb4", "d5b6": "Nb6", "d5c3": "Nc3", "d5c7": "Nxc7", "d5e3": "Ne3", "d5e7": "Nxe7+", "d5f4": "Nf4+", "d5f6": "Nxf6", "f1d1": "Rd1", "f1e1": "Re1", "f2f3": "f3", "f2f4": "f4", "g1h1": "Kh1", "g2g3": "g3", "g2g4": "g4", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "d5e7", "probabilities": { "c2c3": 0.01, "d5b4": 0.01, "f1d1": 0.03, "d5e7": 0.29, "d5f4": 0.13, "d5b6": 0.04, "g2g4": 0.01, "d2d3": 0.01, "h2h3": 0, "f2f3": 0.01, "b2b3": 0, "a2a4": 0.01, "d5e3": 0.02, "d5c3": 0.01, "h2h4": 0.01, "d2d4": 0.03, "g1h1": 0.01, "d5f6": 0.09, "g2g3": 0.01, "f2f4": 0.01, "c2c4": 0.01, "f1e1": 0.02, "a1b1": 0.01, "b2b4": 0.01, "d5c7": 0.21, "a2a3": 0 }, "confidence": 0.27 } }, "usage": { "input_tokens": 1345, "output_tokens": 280, "cost": 5.649e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rn3bnr/1ppbq2p/5pk1/p3p3/4P3/8/PPPP1PPP/R1B2RK1 w - - 0 12", "board": "8 r n . . . b n r\n7 . p p b q . . p\n6 . . . . . p k .\n5 p . . . p . . .\n4 . . . . P . . .\n3 . . . . . . . .\n2 P P P P . P P P\n1 R . B . . R K .\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8", "d1h5", "g7g6", "h5g6", "f7g6", "e1g1", "c8g4", "c3d5", "g4d7", "d5e7", "e8e7" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8", "Qh5+", "g6", "Qxg6+", "Kxg6", "O-O", "Bg4", "Nd5", "Bd7", "Nxe7+", "Qxe7" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c2c3": "c3", "c2c4": "c4", "d2d3": "d3", "d2d4": "d4", "f1d1": "Rd1", "f1e1": "Re1", "f2f3": "f3", "f2f4": "f4", "g1h1": "Kh1", "g2g3": "g3", "g2g4": "g4", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "f1d1", "probabilities": { "h2h4": 0.03, "a2a4": 0.04, "c2c4": 0.04, "h2h3": 0.01, "f1d1": 0.19, "f2f3": 0.05, "d2d4": 0.14, "d2d3": 0.04, "g2g3": 0.02, "f1e1": 0.16, "c2c3": 0.03, "a2a3": 0.01, "f2f4": 0.05, "b2b3": 0.02, "g1h1": 0.02, "g2g4": 0.04, "a1b1": 0.08, "b2b4": 0.03 }, "confidence": 0.14 } }, "usage": { "input_tokens": 1238, "output_tokens": 200, "cost": 5.1996e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rn4nr/1ppbq2p/5pkb/p3p3/4P3/8/PPPP1PPP/R1BR2K1 w - - 2 13", "board": "8 r n . . . . n r\n7 . p p b q . . p\n6 . . . . . p k b\n5 p . . . p . . .\n4 . . . . P . . .\n3 . . . . . . . .\n2 P P P P . P P P\n1 R . B R . . K .\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8", "d1h5", "g7g6", "h5g6", "f7g6", "e1g1", "c8g4", "c3d5", "g4d7", "d5e7", "e8e7", "f1d1", "f8h6" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8", "Qh5+", "g6", "Qxg6+", "Kxg6", "O-O", "Bg4", "Nd5", "Bd7", "Nxe7+", "Qxe7", "Rd1", "Bh6" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c2c3": "c3", "c2c4": "c4", "d1e1": "Re1", "d1f1": "Rf1", "d2d3": "d3", "d2d4": "d4", "f2f3": "f3", "f2f4": "f4", "g1f1": "Kf1", "g1h1": "Kh1", "g2g3": "g3", "g2g4": "g4", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "d2d4", "probabilities": { "g1f1": 0.04, "h2h3": 0.03, "g2g4": 0.07, "g2g3": 0.04, "a2a3": 0.02, "g1h1": 0.02, "b2b4": 0.03, "b2b3": 0.03, "h2h4": 0.05, "a1b1": 0.06, "d2d4": 0.13, "c2c4": 0.05, "d1e1": 0.12, "d1f1": 0.08, "f2f4": 0.06, "f2f3": 0.06, "a2a4": 0.03, "c2c3": 0.03, "d2d3": 0.05 }, "confidence": 0.09 } }, "usage": { "input_tokens": 1279, "output_tokens": 210, "cost": 5.3718e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rn4nr/1ppbq2p/5pk1/p3p3/3PP3/8/PPP2PPP/R1bR2K1 w - - 0 14", "board": "8 r n . . . . n r\n7 . p p b q . . p\n6 . . . . . p k .\n5 p . . . p . . .\n4 . . . P P . . .\n3 . . . . . . . .\n2 P P P . . P P P\n1 R . b R . . K .\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8", "d1h5", "g7g6", "h5g6", "f7g6", "e1g1", "c8g4", "c3d5", "g4d7", "d5e7", "e8e7", "f1d1", "f8h6", "d2d4", "h6c1" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8", "Qh5+", "g6", "Qxg6+", "Kxg6", "O-O", "Bg4", "Nd5", "Bd7", "Nxe7+", "Qxe7", "Rd1", "Bh6", "d4", "Bxc1" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a1c1": "Raxc1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c2c3": "c3", "c2c4": "c4", "d1c1": "Rdxc1", "d1d2": "Rd2", "d1d3": "Rd3", "d1e1": "Re1", "d1f1": "Rf1", "d4d5": "d5", "d4e5": "dxe5", "f2f3": "f3", "f2f4": "f4", "g1f1": "Kf1", "g1h1": "Kh1", "g2g3": "g3", "g2g4": "g4", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "d1c1", "probabilities": { "d1d3": 0.03, "d1c1": 0.36, "a1c1": 0.27, "h2h4": 0.01, "b2b4": 0.01, "a2a4": 0.01, "c2c4": 0, "d1d2": 0.01, "c2c3": 0.01, "f2f3": 0.01, "g1f1": 0.01, "g2g3": 0.01, "h2h3": 0.01, "a2a3": 0.01, "d4d5": 0.04, "d1f1": 0.01, "f2f4": 0.01, "d1e1": 0.02, "b2b3": 0.01, "g1h1": 0.01, "g2g4": 0.01, "a1b1": 0.02, "d4e5": 0.11 }, "confidence": 0.35 } }, "usage": { "input_tokens": 1371, "output_tokens": 250, "cost": 5.7582e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rn4nr/1ppbq2p/5pk1/p7/3pP3/8/PPP2PPP/R1R3K1 w - - 0 15", "board": "8 r n . . . . n r\n7 . p p b q . . p\n6 . . . . . p k .\n5 p . . . . . . .\n4 . . . p P . . .\n3 . . . . . . . .\n2 P P P . . P P P\n1 R . R . . . K .\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8", "d1h5", "g7g6", "h5g6", "f7g6", "e1g1", "c8g4", "c3d5", "g4d7", "d5e7", "e8e7", "f1d1", "f8h6", "d2d4", "h6c1", "d1c1", "e5d4" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8", "Qh5+", "g6", "Qxg6+", "Kxg6", "O-O", "Bg4", "Nd5", "Bd7", "Nxe7+", "Qxe7", "Rd1", "Bh6", "d4", "Bxc1", "Rdxc1", "exd4" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rab1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c1b1": "Rcb1", "c1d1": "Rd1", "c1e1": "Re1", "c1f1": "Rf1", "c2c3": "c3", "c2c4": "c4", "e4e5": "e5", "f2f3": "f3", "f2f4": "f4", "g1f1": "Kf1", "g1h1": "Kh1", "g2g3": "g3", "g2g4": "g4", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "c1d1", "probabilities": { "c1e1": 0.11, "f2f4": 0.04, "g2g4": 0.04, "g2g3": 0.04, "g1f1": 0.04, "c1b1": 0.04, "e4e5": 0.13, "h2h4": 0.02, "a2a4": 0.03, "f2f3": 0.03, "c1f1": 0.05, "a2a3": 0.02, "b2b4": 0.03, "h2h3": 0.02, "a1b1": 0.04, "c2c4": 0.06, "g1h1": 0.04, "b2b3": 0.02, "c1d1": 0.16, "c2c3": 0.04 }, "confidence": 0.12 } }, "usage": { "input_tokens": 1344, "output_tokens": 220, "cost": 5.6448e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rn4nr/1ppb3p/5pk1/p7/3pq3/8/PPP2PPP/R2R2K1 w - - 0 16", "board": "8 r n . . . . n r\n7 . p p b . . . p\n6 . . . . . p k .\n5 p . . . . . . .\n4 . . . p q . . .\n3 . . . . . . . .\n2 P P P . . P P P\n1 R . . R . . K .\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8", "d1h5", "g7g6", "h5g6", "f7g6", "e1g1", "c8g4", "c3d5", "g4d7", "d5e7", "e8e7", "f1d1", "f8h6", "d2d4", "h6c1", "d1c1", "e5d4", "c1d1", "e7e4" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8", "Qh5+", "g6", "Qxg6+", "Kxg6", "O-O", "Bg4", "Nd5", "Bd7", "Nxe7+", "Qxe7", "Rd1", "Bh6", "d4", "Bxc1", "Rdxc1", "exd4", "Rd1", "Qxe4" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rab1", "a1c1": "Rac1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c2c3": "c3", "c2c4": "c4", "d1b1": "Rdb1", "d1c1": "Rdc1", "d1d2": "Rd2", "d1d3": "Rd3", "d1d4": "Rxd4", "d1e1": "Re1", "d1f1": "Rf1", "f2f3": "f3", "f2f4": "f4", "g1f1": "Kf1", "g1h1": "Kh1", "g2g3": "g3", "g2g4": "g4", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "d1d4", "probabilities": { "a2a4": 0.01, "c2c4": 0.02, "b2b3": 0.01, "d1d4": 0.45999999999999996, "d1f1": 0.03, "g2g3": 0.02, "g2g4": 0.03, "b2b4": 0.01, "g1f1": 0.03, "d1e1": 0.04, "a2a3": 0.01, "h2h3": 0.01, "f2f3": 0.04, "a1c1": 0.04, "d1d2": 0.04, "f2f4": 0.02, "g1h1": 0.01, "d1c1": 0.04, "a1b1": 0.03, "c2c3": 0.02, "d1b1": 0.01, "h2h4": 0.01, "d1d3": 0.06 }, "confidence": 0.45 } }, "usage": { "input_tokens": 1418, "output_tokens": 250, "cost": 5.9556e-05 }, "provider": "TypeSafe" } }, { "request": { "model": "typesafe/jev-1.13", "state": { "fen": "rn4nr/1ppb3p/5pk1/p7/3q4/8/PPP2PPP/R5K1 w - - 0 17", "board": "8 r n . . . . n r\n7 . p p b . . . p\n6 . . . . . p k .\n5 p . . . . . . .\n4 . . . q . . . .\n3 . . . . . . . .\n2 P P P . . P P P\n1 R . . . . . K .\n a b c d e f g h", "legend": "Uppercase = White, lowercase = Black. P pawn, N knight, B bishop, R rook, Q queen, K king; . empty.", "you_play": "White", "in_check": false, "history_uci": [ "e2e4", "a7a5", "g1f3", "f7f6", "b1c3", "d7d6", "f1b5", "e8f7", "f3e5", "d6e5", "b5e8", "d8e8", "d1h5", "g7g6", "h5g6", "f7g6", "e1g1", "c8g4", "c3d5", "g4d7", "d5e7", "e8e7", "f1d1", "f8h6", "d2d4", "h6c1", "d1c1", "e5d4", "c1d1", "e7e4", "d1d4", "e4d4" ], "history_san": [ "e4", "a5", "Nf3", "f6", "Nc3", "d6", "Bb5+", "Kf7", "Ne5+", "dxe5", "Be8+", "Qxe8", "Qh5+", "g6", "Qxg6+", "Kxg6", "O-O", "Bg4", "Nd5", "Bd7", "Nxe7+", "Qxe7", "Rd1", "Bh6", "d4", "Bxc1", "Rdxc1", "exd4", "Rd1", "Qxe4", "Rxd4", "Qxd4" ] }, "questions": { "move": { "type": "choice", "instructions": "Play standard chess as White. Choose the strongest legal move to win. Consider opponent replies, hanging pieces, threats, king safety and checkmate. Keys are UCI from-square/to-square (optional promotion), descriptions are SAN. Choose exactly one offered move. You are the sole decision maker: no move has been ranked or filtered for strength. Independently examine opponent checks, captures and threats after your proposed move, including attacks on other pieces. A check or capture is not automatically good. A defended queen can still lose material against a cheaper attacker; assess the full exchange. Develop pieces and coordinate them, protect your king, and convert advantages into checkmate. Use both complete move histories to recognize unproductive repeated maneuvers; avoid repeating positions when you judge that you can win, but consider a draw when losing. These are general instructions, not tactical hints for this position.", "criteria": { "a1b1": "Rb1", "a1c1": "Rc1", "a1d1": "Rd1", "a1e1": "Re1", "a1f1": "Rf1", "a2a3": "a3", "a2a4": "a4", "b2b3": "b3", "b2b4": "b4", "c2c3": "c3", "c2c4": "c4", "g1f1": "Kf1", "g1h1": "Kh1", "g2g3": "g3", "g2g4": "g4", "h2h3": "h3", "h2h4": "h4" } } } }, "safety": null, "response": { "model": "typesafe/jev-1.13-20260917", "answers": { "move": { "type": "choice", "choice": "a1d1", "probabilities": { "g2g4": 0.04, "c2c3": 0.05, "a1d1": 0.2, "a1f1": 0.07, "c2c4": 0.05, "a2a3": 0.04, "h2h4": 0.02, "g1h1": 0.04, "g1f1": 0.09, "g2g3": 0.04, "h2h3": 0.02, "b2b3": 0.03, "a2a4": 0.05, "a1b1": 0.05, "a1e1": 0.09, "b2b4": 0.03, "a1c1": 0.09 }, "confidence": 0.15 } }, "usage": { "input_tokens": 1342, "output_tokens": 190, "cost": 5.6364e-05 }, "provider": "TypeSafe" } } ] }