rnb1kbnr/p3p1p1/2p2p2/1P1p3p/7P/3P1PP1/NBP1P3/q2QKBNR w Kkq - 0 12
FEN state: rnb1kbnr/p3p1p1/2p2p2/1P1p3p/7P/3P1PP1/NBP1P3/q2QKBNR w Kkq - 0 12 ; Best move: b2a1
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at e7 and black pawn at g7. Black pawn at c6 and black pawn at f6. White pawn at b5, black pawn at d5 and black pawn at h5. White pawn at h4. White pawn at d3, white pawn at f3 and white pawn at g3. White knight at a2, white bishop at b2, white pawn at c2 and white pawn at e2. Black queen at a1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 12. White to move.