rnbnkb1r/p2p2pp/4p3/qpp2p2/P4P2/N6P/1PPPPKPR/R1BQ1BN1 w kq - 4 9
FEN state: rnbnkb1r/p2p2pp/4p3/qpp2p2/P4P2/N6P/1PPPPKPR/R1BQ1BN1 w kq - 4 9 ; Best move: a4b5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at g7 and black pawn at h7. Black pawn at e6. Black queen at a5, black pawn at b5, black pawn at c5 and black pawn at f5. White pawn at a4 and white pawn at f4. White knight at a3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at e2, white king at f2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1, white queen at d1, white bishop at f1 and white knight at g1. Black kingside and black queenside castles are available. Half move number is 4. Full move number is 9. White to move.