1nb1kr2/rp1p2b1/p2Pp2n/5pp1/P3QPp1/2B1P2P/RPP1K2R/1N3BN1 w - - 6 18
FEN state: 1nb1kr2/rp1p2b1/p2Pp2n/5pp1/P3QPp1/2B1P2P/RPP1K2R/1N3BN1 w - - 6 18 ; Best move: e4c4
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8 and black rook at f8. Black rook at a7, black pawn at b7, black pawn at d7 and black bishop at g7. Black pawn at a6, white pawn at d6, black pawn at e6 and black knight at h6. Black pawn at f5 and black pawn at g5. White pawn at a4, white queen at e4, white pawn at f4 and black pawn at g4. White bishop at c3, white pawn at e3 and white pawn at h3. White rook at a2, white pawn at b2, white pawn at c2, white king at e2 and white rook at h2. White knight at b1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 6. Full move number is 18. White to move.