r1bqkr2/p1p2p2/3Pp3/3B2pQ/Pb5p/2NP4/2RP1PPP/4K1NR b Kq - 0 18
FEN state: r1bqkr2/p1p2p2/3Pp3/3B2pQ/Pb5p/2NP4/2RP1PPP/4K1NR b Kq - 0 18 ; Best move: e6d5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black rook at f8. Black pawn at a7, black pawn at c7 and black pawn at f7. White pawn at d6 and black pawn at e6. White bishop at d5, black pawn at g5 and white queen at h5. White pawn at a4, black bishop at b4 and black pawn at h4. White knight at c3 and white pawn at d3. White rook at c2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White king at e1, white knight at g1 and white rook at h1. White kingside and black queenside castles are available. Half move number is 0. Full move number is 18. Black to move.