rnb4r/ppp3pp/5k1n/5P2/1b1pp3/P1NQ4/RBP1NP1P/3K1BqR w - - 2 18
FEN state: rnb4r/ppp3pp/5k1n/5P2/1b1pp3/P1NQ4/RBP1NP1P/3K1BqR w - - 2 18 ; Best move: c3e4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at g7 and black pawn at h7. Black king at f6 and black knight at h6. White pawn at f5. Black bishop at b4, black pawn at d4 and black pawn at e4. White pawn at a3, white knight at c3 and white queen at d3. White rook at a2, white bishop at b2, white pawn at c2, white knight at e2, white pawn at f2 and white pawn at h2. White king at d1, white bishop at f1, black queen at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 18. White to move.