1rbqk1nr/pp2p2p/3p4/2p1P1p1/1nP3p1/P3P2P/1P2QP2/RNB1KBNR w KQk - 0 12
FEN state: 1rbqk1nr/pp2p2p/3p4/2p1P1p1/1nP3p1/P3P2P/1P2QP2/RNB1KBNR w KQk - 0 12 ; Best move: a3b4
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at e7 and black pawn at h7. Black pawn at d6. Black pawn at c5, white pawn at e5 and black pawn at g5. Black knight at b4, white pawn at c4 and black pawn at g4. White pawn at a3, white pawn at e3 and white pawn at h3. White pawn at b2, white queen at e2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 0. Full move number is 12. White to move.