1nb2bnr/rp3k2/pPp3pB/3pp3/P5Np/2NP2PP/2P1PPBR/R1Q1K3 b Q - 1 23
FEN state: 1nb2bnr/rp3k2/pPp3pB/3pp3/P5Np/2NP2PP/2P1PPBR/R1Q1K3 b Q - 1 23 ; Best move: c8g4
The current state of the chess board is: Black knight at b8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at b7 and black king at f7. Black pawn at a6, white pawn at b6, black pawn at c6, black pawn at g6 and white bishop at h6. Black pawn at d5 and black pawn at e5. White pawn at a4, white knight at g4 and black pawn at h4. White knight at c3, white pawn at d3, white pawn at g3 and white pawn at h3. White pawn at c2, white pawn at e2, white pawn at f2, white bishop at g2 and white rook at h2. White rook at a1, white queen at c1 and white king at e1. White queenside is the only castle move available. Half move number is 1. Full move number is 23. Black to move.