rq2kb1r/1pp1pppp/3p4/p3nn2/P5b1/4PP1N/1PPP1K1P/RNBQ1B1R w kq - 5 10
FEN state: rq2kb1r/1pp1pppp/3p4/p3nn2/P5b1/4PP1N/1PPP1K1P/RNBQ1B1R w kq - 5 10 ; Best move: f3g4
The current state of the chess board is: Black rook at a8, black queen at b8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at d6. Black pawn at a5, black knight at e5 and black knight at f5. White pawn at a4 and black bishop at g4. White pawn at e3, white pawn at f3 and white knight at h3. White pawn at b2, white pawn at c2, white pawn at d2, white king at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 5. Full move number is 10. White to move.