rn2q2r/6bp/1p1ppk1p/2p2pNP/p1bP4/PP3PP1/R3P2R/1N2KB2 b - - 0 23
FEN state: rn2q2r/6bp/1p1ppk1p/2p2pNP/p1bP4/PP3PP1/R3P2R/1N2KB2 b - - 0 23 ; Best move: a4b3
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at e8 and black rook at h8. Black bishop at g7 and black pawn at h7. Black pawn at b6, black pawn at d6, black pawn at e6, black king at f6 and black pawn at h6. Black pawn at c5, black pawn at f5, white knight at g5 and white pawn at h5. Black pawn at a4, black bishop at c4 and white pawn at d4. White pawn at a3, white pawn at b3, white pawn at f3 and white pawn at g3. White rook at a2, white pawn at e2 and white rook at h2. White knight at b1, white king at e1 and white bishop at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. Black to move.