rnbqk2r/1ppp2p1/4p3/p1b1np1p/N1P2PQ1/4P1P1/PP1P1K1P/1RB2BNR w kq - 0 10
FEN state: rnbqk2r/1ppp2p1/4p3/p1b1np1p/N1P2PQ1/4P1P1/PP1P1K1P/1RB2BNR w kq - 0 10 ; Best move: g4g7
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 e8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at g7. Black pawn at e6. Black pawn at a5, black bishop at c5, black knight at e5, black pawn at f5 and black pawn at h5. White knight at a4, white pawn at c4, white pawn at f4 and white queen at g4. White pawn at e3 and white pawn at g3. White pawn at a2, white pawn at b2, white pawn at d2, white king at f2 and white pawn at h2. White rook at b1, white bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. White to move.