1B5r/rb1k4/ppn1p2p/2pq1pp1/2B1p1P1/1PP4N/Pb1P1P1P/RN2KQR1 b - - 3 23
FEN state: 1B5r/rb1k4/ppn1p2p/2pq1pp1/2B1p1P1/1PP4N/Pb1P1P1P/RN2KQR1 b - - 3 23 ; Best move: c6b8
The current state of the chess board is: White bishop at b8 and black rook at h8. Black rook at a7, black bishop at b7 and black king at d7. Black pawn at a6, black pawn at b6, black knight at c6, black pawn at e6 and black pawn at h6. Black pawn at c5, black queen at d5, black pawn at f5 and black pawn at g5. White bishop at c4, black pawn at e4 and white pawn at g4. White pawn at b3, white pawn at c3 and white knight at h3. White pawn at a2, black bishop at b2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1, white queen at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 3. Full move number is 23. Black to move.