r5n1/pq1kp1br/1pp2p1p/2nP2p1/PP4P1/4PK2/1N1P2PP/RNBQ1BR1 b - - 4 18
FEN state: r5n1/pq1kp1br/1pp2p1p/2nP2p1/PP4P1/4PK2/1N1P2PP/RNBQ1BR1 b - - 4 18 ; Best move: h6h5
The current state of the chess board is: Black rook at a8 and black knight at g8. Black pawn at a7, black queen at b7, black king at d7, black pawn at e7, black bishop at g7 and black rook at h7. Black pawn at b6, black pawn at c6, black pawn at f6 and black pawn at h6. Black knight at c5, white pawn at d5 and black pawn at g5. White pawn at a4, white pawn at b4 and white pawn at g4. White pawn at e3 and white king at f3. White knight at b2, white pawn at d2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 4. Full move number is 18. Black to move.