2bqk1nr/p1pp3p/1rn5/1p2ppp1/P6P/R2P1P2/2P1P1P1/BN1QKBNR b k - 0 11
FEN state: 2bqk1nr/p1pp3p/1rn5/1p2ppp1/P6P/R2P1P2/2P1P1P1/BN1QKBNR b k - 0 11 ; Best move: b5b4
The current state of the chess board is: Black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7 and black pawn at h7. Black rook at b6 and black knight at c6. Black pawn at b5, black pawn at e5, black pawn at f5 and black pawn at g5. White pawn at a4 and white pawn at h4. White rook at a3, white pawn at d3 and white pawn at f3. White pawn at c2, white pawn at e2 and white pawn at g2. White bishop at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 11. Black to move.