r1b1k2r/1pnp2pp/3b1p2/pBp1pPN1/P1q1P3/1P6/1BPP1P1P/R2QK2R b kq - 7 15
FEN state: r1b1k2r/1pnp2pp/3b1p2/pBp1pPN1/P1q1P3/1P6/1BPP1P1P/R2QK2R b kq - 7 15 ; Best move: c4g8
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black knight at c7, black pawn at d7, black pawn at g7 and black pawn at h7. Black bishop at d6 and black pawn at f6. Black pawn at a5, white bishop at b5, black pawn at c5, black pawn at e5, white pawn at f5 and white knight at g5. White pawn at a4, black queen at c4 and white pawn at e4. White pawn at b3. White bishop at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white queen at d1, white king at e1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 7. Full move number is 15. Black to move.