r1bq1b1r/2pp4/p1nk4/1p2p1pp/1P2P1PP/6KN/PBPPBP2/RN4R1 b - - 0 18
FEN state: r1bq1b1r/2pp4/p1nk4/1p2p1pp/1P2P1PP/6KN/PBPPBP2/RN4R1 b - - 0 18 ; Best move: g5h4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at c7 and black pawn at d7. Black pawn at a6, black knight at c6 and black king at d6. Black pawn at b5, black pawn at e5, black pawn at g5 and black pawn at h5. White pawn at b4, white pawn at e4, white pawn at g4 and white pawn at h4. White king at g3 and white knight at h3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2, white bishop at e2 and white pawn at f2. White rook at a1, white knight at b1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. Black to move.