1rq1kb1r/pbpp1p1p/n3p1pn/3B4/7P/p1P1PNP1/1P1P1P2/RNBQ1K1R w k - 0 11
FEN state: 1rq1kb1r/pbpp1p1p/n3p1pn/3B4/7P/p1P1PNP1/1P1P1P2/RNBQ1K1R w k - 0 11 ; Best move: d5b7
The current state of the chess board is: Black rook at b8, black queen at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. Black knight at a6, black pawn at e6, black pawn at g6 and black knight at h6. White bishop at d5. White pawn at h4. Black pawn at a3, white pawn at c3, white pawn at e3, white knight at f3 and white pawn at g3. White pawn at b2, white pawn at d2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 11. White to move.