r1nq1br1/Bp2k1pp/2n5/2pp3R/1P1PbQ2/N5P1/P1P5/2R1KBN1 w - - 0 18
FEN state: r1nq1br1/Bp2k1pp/2n5/2pp3R/1P1PbQ2/N5P1/P1P5/2R1KBN1 w - - 0 18 ; Best move: a7c5
The current state of the chess board is: Black rook at a8, black knight at c8, black queen at d8, black bishop at f8 and black rook at g8. White bishop at a7, black pawn at b7, black king at e7, black pawn at g7 and black pawn at h7. Black knight at c6. Black pawn at c5, black pawn at d5 and white rook at h5. White pawn at b4, white pawn at d4, black bishop at e4 and white queen at f4. White knight at a3 and white pawn at g3. White pawn at a2 and white pawn at c2. White rook at c1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. White to move.