2b1kb1r/1p2n1p1/r2ppQ1p/p1p5/2P5/P1n1P2q/R2P1PP1/2BNKBNR b K - 0 18
FEN state: 2b1kb1r/1p2n1p1/r2ppQ1p/p1p5/2P5/P1n1P2q/R2P1PP1/2BNKBNR b K - 0 18 ; Best move: g7f6
The current state of the chess board is: Black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black knight at e7 and black pawn at g7. Black rook at a6, black pawn at d6, black pawn at e6, white queen at f6 and black pawn at h6. Black pawn at a5 and black pawn at c5. White pawn at c4. White pawn at a3, black knight at c3, white pawn at e3 and black queen at h3. White rook at a2, white pawn at d2, white pawn at f2 and white pawn at g2. White bishop at c1, white knight at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 18. Black to move.