rq2k2r/p1p1b1pp/Bp5n/P2ppPP1/3nbQ2/8/NPP1NP1P/R3K2R w KQ - 0 18
FEN state: rq2k2r/p1p1b1pp/Bp5n/P2ppPP1/3nbQ2/8/NPP1NP1P/R3K2R w KQ - 0 18 ; Best move: e2d4
The current state of the chess board is: Black rook at a8, black queen at b8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black bishop at e7, black pawn at g7 and black pawn at h7. White bishop at a6, black pawn at b6 and black knight at h6. White pawn at a5, black pawn at d5, black pawn at e5, white pawn at f5 and white pawn at g5. Black knight at d4, black bishop at e4 and white queen at f4. White knight at a2, white pawn at b2, white pawn at c2, white knight at e2, white pawn at f2 and white pawn at h2. White rook at a1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 18. White to move.