r1bq2nr/2pkb1pp/n4p2/4p1P1/p1PpPP1P/1p1P1NQN/PP1B2BR/R2K4 w - - 0 25
FEN state: r1bq2nr/2pkb1pp/n4p2/4p1P1/p1PpPP1P/1p1P1NQN/PP1B2BR/R2K4 w - - 0 25 ; Best move: f4e5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at c7, black king at d7, black bishop at e7, black pawn at g7 and black pawn at h7. Black knight at a6 and black pawn at f6. Black pawn at e5 and white pawn at g5. Black pawn at a4, white pawn at c4, black pawn at d4, white pawn at e4, white pawn at f4 and white pawn at h4. Black pawn at b3, white pawn at d3, white knight at f3, white queen at g3 and white knight at h3. White pawn at a2, white pawn at b2, white bishop at d2, white bishop at g2 and white rook at h2. White rook at a1 and white king at d1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. White to move.