rn1q2nr/p2ppk2/b1p2p2/P6p/2pPPPpP/2N3R1/1PK3P1/R1b2B2 w - - 0 23
FEN state: rn1q2nr/p2ppk2/b1p2p2/P6p/2pPPPpP/2N3R1/1PK3P1/R1b2B2 w - - 0 23 ; Best move: a1c1
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at e7 and black king at f7. Black bishop at a6, black pawn at c6 and black pawn at f6. White pawn at a5 and black pawn at h5. Black pawn at c4, white pawn at d4, white pawn at e4, white pawn at f4, black pawn at g4 and white pawn at h4. White knight at c3 and white rook at g3. White pawn at b2, white king at c2 and white pawn at g2. White rook at a1, black bishop at c1 and white bishop at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. White to move.