r4k1r/1bp2pp1/pp1ppn2/4P2p/PnP1P3/1P4NP/1B1P1K1P/RNQ2B1R w - - 2 18
FEN state: r4k1r/1bp2pp1/pp1ppn2/4P2p/PnP1P3/1P4NP/1B1P1K1P/RNQ2B1R w - - 2 18 ; Best move: e5f6
The current state of the chess board is: Black rook at a8, black king at f8 and black rook at h8. Black bishop at b7, black pawn at c7, black pawn at f7 and black pawn at g7. Black pawn at a6, black pawn at b6, black pawn at d6, black pawn at e6 and black knight at f6. White pawn at e5 and black pawn at h5. White pawn at a4, black knight at b4, white pawn at c4 and white pawn at e4. White pawn at b3, white knight at g3 and white pawn at h3. White bishop at b2, white pawn at d2, white king at f2 and white pawn at h2. White rook at a1, white knight at b1, white queen at c1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 18. White to move.