r1bqk2r/1pnpp3/5n2/PNp2ppp/4P3/P1PP1P2/5NPP/R1BQKB1R w KQkq - 1 12
FEN state: r1bqk2r/1pnpp3/5n2/PNp2ppp/4P3/P1PP1P2/5NPP/R1BQKB1R w KQkq - 1 12 ; Best move: a3a4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at b7, black knight at c7, black pawn at d7 and black pawn at e7. Black knight at f6. White pawn at a5, white knight at b5, black pawn at c5, black pawn at f5, black pawn at g5 and black pawn at h5. White pawn at e4. White pawn at a3, white pawn at c3, white pawn at d3 and white pawn at f3. White knight at f2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 12. White to move.