rnb1k1n1/1Bpp2p1/4pq1r/p4pPp/1P5P/N6N/P1PBPP2/1R1QKR2 b q - 1 12
FEN state: rnb1k1n1/1Bpp2p1/4pq1r/p4pPp/1P5P/N6N/P1PBPP2/1R1QKR2 b q - 1 12 ; Best move: c8b7
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black knight at g8. White bishop at b7, black pawn at c7, black pawn at d7 and black pawn at g7. Black pawn at e6, black queen at f6 and black rook at h6. Black pawn at a5, black pawn at f5, white pawn at g5 and black pawn at h5. White pawn at b4 and white pawn at h4. White knight at a3 and white knight at h3. White pawn at a2, white pawn at c2, white bishop at d2, white pawn at e2 and white pawn at f2. White rook at b1, white queen at d1, white king at e1 and white rook at f1. Black queenside is the only castle move available. Half move number is 1. Full move number is 12. Black to move.