r1bk1br1/p3pQ1B/1p6/2pp2pn/P1PP1PP1/B1n1P2N/7P/RN2K2R b KQ - 0 18
FEN state: r1bk1br1/p3pQ1B/1p6/2pp2pn/P1PP1PP1/B1n1P2N/7P/RN2K2R b KQ - 0 18 ; Best move: c3b1
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at e7, white queen at f7 and white bishop at h7. Black pawn at b6. Black pawn at c5, black pawn at d5, black pawn at g5 and black knight at h5. White pawn at a4, white pawn at c4, white pawn at d4, white pawn at f4 and white pawn at g4. White bishop at a3, black knight at c3, white pawn at e3 and white knight at h3. White pawn at h2. White rook at a1, white knight at b1, 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. Black to move.