r1b1k2r/1ppp1ppp/2n1p3/pB3n2/3qP2P/b4N2/PPPPKPP1/R1BQ2R1 w kq - 4 9
FEN state: r1b1k2r/1ppp1ppp/2n1p3/pB3n2/3qP2P/b4N2/PPPPKPP1/R1BQ2R1 w kq - 4 9 ; Best move: f3d4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at c6 and black pawn at e6. Black pawn at a5, white bishop at b5 and black knight at f5. Black queen at d4, white pawn at e4 and white pawn at h4. Black bishop at a3 and white knight at f3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2, white king at e2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at c1, white queen at d1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 4. Full move number is 9. White to move.