rnb1k3/p1pp1ppr/Qp3n2/2b1p2p/P3P2P/3PN2q/1PP2PP1/1RBK1BNR b q - 0 11
FEN state: rnb1k3/p1pp1ppr/Qp3n2/2b1p2p/P3P2P/3PN2q/1PP2PP1/1RBK1BNR b q - 0 11 ; Best move: b8a6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black king at e8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at f7, black pawn at g7 and black rook at h7. White queen at a6, black pawn at b6 and black knight at f6. Black bishop at c5, black pawn at e5 and black pawn at h5. White pawn at a4, white pawn at e4 and white pawn at h4. White pawn at d3, white knight at e3 and black queen at h3. White pawn at b2, white pawn at c2, white pawn at f2 and white pawn at g2. White rook at b1, white bishop at c1, white king at d1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 11. Black to move.