rnb1k2r/p1pp3p/3qp1p1/1p3p2/2PP1P2/B3n1P1/3NP1BP/1R1QK1NR w Kkq - 0 12
FEN state: rnb1k2r/p1pp3p/3qp1p1/1p3p2/2PP1P2/B3n1P1/3NP1BP/1R1QK1NR w Kkq - 0 12 ; Best move: a3d6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7 and black pawn at h7. Black queen at d6, black pawn at e6 and black pawn at g6. Black pawn at b5 and black pawn at f5. White pawn at c4, white pawn at d4 and white pawn at f4. White bishop at a3, black knight at e3 and white pawn at g3. White knight at d2, white pawn at e2, white bishop at g2 and white pawn at h2. White rook at b1, white queen at d1, white king at e1, 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.