rnb1r3/pp1pkpp1/3bp3/1P6/2p1NPQ1/2PPP2p/1BN2KPP/1R3B1R b - - 1 23
FEN state: rnb1r3/pp1pkpp1/3bp3/1P6/2p1NPQ1/2PPP2p/1BN2KPP/1R3B1R b - - 1 23 ; Best move: d6c7
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at e8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at e7, black pawn at f7 and black pawn at g7. Black bishop at d6 and black pawn at e6. White pawn at b5. Black pawn at c4, white knight at e4, white pawn at f4 and white queen at g4. White pawn at c3, white pawn at d3, white pawn at e3 and black pawn at h3. White bishop at b2, white knight at c2, white king at f2, white pawn at g2 and white pawn at h2. White rook at b1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 23. Black to move.