r1b4r/1p1p1k2/3npqpp/p1p2p2/1RNbPKQ1/B2P2P1/5P1P/5BNR b - - 3 23
FEN state: r1b4r/1p1p1k2/3npqpp/p1p2p2/1RNbPKQ1/B2P2P1/5P1P/5BNR b - - 3 23 ; Best move: f5e4
The current state of the chess board is: Black rook at a8, black bishop at c8 and black rook at h8. Black pawn at b7, black pawn at d7 and black king at f7. Black knight at d6, black pawn at e6, black queen at f6, black pawn at g6 and black pawn at h6. Black pawn at a5, black pawn at c5 and black pawn at f5. White rook at b4, white knight at c4, black bishop at d4, white pawn at e4, white king at f4 and white queen at g4. White bishop at a3, white pawn at d3 and white pawn at g3. White pawn at f2 and white pawn at h2. White bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 23. Black to move.