1nb2b1r/3pk2p/1pp1p2q/1B3pp1/1P2P2P/r1P1NPR1/P2P2P1/2RN1K2 w - - 4 23
FEN state: 1nb2b1r/3pk2p/1pp1p2q/1B3pp1/1P2P2P/r1P1NPR1/P2P2P1/2RN1K2 w - - 4 23 ; Best move: h4g5
The current state of the chess board is: Black knight at b8, black bishop at c8, black bishop at f8 and black rook at h8. Black pawn at d7, black king at e7 and black pawn at h7. Black pawn at b6, black pawn at c6, black pawn at e6 and black queen at h6. White bishop at b5, black pawn at f5 and black pawn at g5. White pawn at b4, white pawn at e4 and white pawn at h4. Black rook at a3, white pawn at c3, white knight at e3, white pawn at f3 and white rook at g3. White pawn at a2, white pawn at d2 and white pawn at g2. White rook at c1, white knight at d1 and white king at f1. Both players have exhausted their castles. Half move number is 4. Full move number is 23. White to move.