rnbq1knr/1p4p1/p2bpp2/2pp4/3P3p/1PN2P1N/P1P1P1PP/R1BQKB1R w KQ - 1 10
FEN state: rnbq1knr/1p4p1/p2bpp2/2pp4/3P3p/1PN2P1N/P1P1P1PP/R1BQKB1R w KQ - 1 10 ; Best move: d4c5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at f8, black knight at g8 and black rook at h8. Black pawn at b7 and black pawn at g7. Black pawn at a6, black bishop at d6, black pawn at e6 and black pawn at f6. Black pawn at c5 and black pawn at d5. White pawn at d4 and black pawn at h4. White pawn at b3, white knight at c3, white pawn at f3 and white knight at h3. White pawn at a2, white pawn at c2, white pawn at e2, 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 and white queenside castles are available. Half move number is 1. Full move number is 10. White to move.