rnb1k1n1/2pq3r/p4b2/1p1ppP2/4P1B1/PP4R1/R1PP3P/BN1Q1K2 b - - 0 23
FEN state: rnb1k1n1/2pq3r/p4b2/1p1ppP2/4P1B1/PP4R1/R1PP3P/BN1Q1K2 b - - 0 23 ; Best move: d5e4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black knight at g8. Black pawn at c7, black queen at d7 and black rook at h7. Black pawn at a6 and black bishop at f6. Black pawn at b5, black pawn at d5, black pawn at e5 and white pawn at f5. White pawn at e4 and white bishop at g4. White pawn at a3, white pawn at b3 and white rook at g3. White rook at a2, white pawn at c2, white pawn at d2 and white pawn at h2. White bishop at a1, white knight at b1, white queen at d1 and white king at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. Black to move.