r1b2bnr/1Q1np2p/Bpp1k1p1/3pqpP1/8/2P1PP1P/PP6/RNB1K1NR b KQ - 5 15
FEN state: r1b2bnr/1Q1np2p/Bpp1k1p1/3pqpP1/8/2P1PP1P/PP6/RNB1K1NR b KQ - 5 15 ; Best move: c8b7
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. White queen at b7, black knight at d7, black pawn at e7 and black pawn at h7. White bishop at a6, black pawn at b6, black pawn at c6, black king at e6 and black pawn at g6. Black pawn at d5, black queen at e5, black pawn at f5 and white pawn at g5. White pawn at c3, white pawn at e3, white pawn at f3 and white pawn at h3. White pawn at a2 and white pawn at b2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 5. Full move number is 15. Black to move.