5kr1/p2np1pp/1pp5/3pqp2/3P1P1P/2R1B3/1PPKP1P1/1N1Q1BNR w - - 0 18
FEN state: 5kr1/p2np1pp/1pp5/3pqp2/3P1P1P/2R1B3/1PPKP1P1/1N1Q1BNR w - - 0 18 ; Best move: f4e5
The current state of the chess board is: Black king at f8 and black rook at g8. Black pawn at a7, black knight at d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at b6 and black pawn at c6. Black pawn at d5, black queen at e5 and black pawn at f5. White pawn at d4, white pawn at f4 and white pawn at h4. White rook at c3 and white bishop at e3. White pawn at b2, white pawn at c2, white king at d2, white pawn at e2 and white pawn at g2. White knight at b1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. White to move.