rn2k1nr/pbpp2pp/B2b4/2p1p3/P2Pp2q/8/1P3PPP/RNBQK1NR w KQkq - 0 10
FEN state: rn2k1nr/pbpp2pp/B2b4/2p1p3/P2Pp2q/8/1P3PPP/RNBQK1NR w KQkq - 0 10 ; Best move: a6b7
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7, black pawn at g7 and black pawn at h7. White bishop at a6 and black bishop at d6. Black pawn at c5 and black pawn at e5. White pawn at a4, white pawn at d4, black pawn at e4 and black queen at h4. White pawn at b2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. White to move.