r3kbnr/p1p1p1p1/bpn1q2p/1B3p2/3p3P/P1P2NP1/1P1P1P2/RNBQK2R w KQkq - 0 10
FEN state: r3kbnr/p1p1p1p1/bpn1q2p/1B3p2/3p3P/P1P2NP1/1P1P1P2/RNBQK2R w KQkq - 0 10 ; Best move: d1e2
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at e7 and black pawn at g7. Black bishop at a6, black pawn at b6, black knight at c6, black queen at e6 and black pawn at h6. White bishop at b5 and black pawn at f5. Black pawn at d4 and white pawn at h4. White pawn at a3, white pawn at c3, 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 e1 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.