| 's Turn State: | |
| chess_move() | Response |
| 50-moves | |
| castling | |
| en-passant | |
| en-passant-taken | |
| king-checked | |
| king-checked-enemy | |
| king-moved | |
| pawn-promote | |
| rook-long-moved | |
| rook-short-moved | |
| threefold | |
| valid | |
| Black | State |
| king | |
| king-checked | |
| king-moved | |
| pawn-promote | |
| rook-long-moved | |
| rook-short-moved | |
| White | State |
| king | |
| king-checked | |
| king-moved | |
| pawn-promote | |
| rook-long-moved | |
| rook-short-moved | |
Override Rules Threefold Repetition | |