rn2kbnr/pbpqp3/1p1p1pp1/1B5Q/1PP1PP2/7N/P2P1RPP/RNB3K1 w kq - 2 10
FEN state: rn2kbnr/pbpqp3/1p1p1pp1/1B5Q/1PP1PP2/7N/P2P1RPP/RNB3K1 w kq - 2 10 ; Best move: b5d7
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at c7, black queen at d7 and black pawn at e7. Black pawn at b6, black pawn at d6, black pawn at f6 and black pawn at g6. White bishop at b5 and white queen at h5. White pawn at b4, white pawn at c4, white pawn at e4 and white pawn at f4. White knight at h3. White pawn at a2, white pawn at d2, white rook at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1 and white king at g1. Black kingside and black queenside castles are available. Half move number is 2. Full move number is 10. White to move.