r1bk2nr/1p1pb1p1/4p1nP/2pN1p2/1p3P1P/P1q1P2B/1BPPR3/R2QK1N1 b Q - 2 18
FEN state: r1bk2nr/1p1pb1p1/4p1nP/2pN1p2/1p3P1P/P1q1P2B/1BPPR3/R2QK1N1 b Q - 2 18 ; Best move: c3b2
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7, black bishop at e7 and black pawn at g7. Black pawn at e6, black knight at g6 and white pawn at h6. Black pawn at c5, white knight at d5 and black pawn at f5. Black pawn at b4, white pawn at f4 and white pawn at h4. White pawn at a3, black queen at c3, white pawn at e3 and white bishop at h3. White bishop at b2, white pawn at c2, white pawn at d2 and white rook at e2. White rook at a1, white queen at d1, white king at e1 and white knight at g1. White queenside is the only castle move available. Half move number is 2. Full move number is 18. Black to move.