rnbq1b1r/1B2pk2/3p1np1/p2P1pPp/P2BP3/1PN2P1P/2P5/3RK1NR b - - 0 20
FEN state: rnbq1b1r/1B2pk2/3p1np1/p2P1pPp/P2BP3/1PN2P1P/2P5/3RK1NR b - - 0 20 ; Best move: c8b7
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. White bishop at b7, black pawn at e7 and black king at f7. Black pawn at d6, black knight at f6 and black pawn at g6. Black pawn at a5, white pawn at d5, black pawn at f5, white pawn at g5 and black pawn at h5. White pawn at a4, white bishop at d4 and white pawn at e4. White pawn at b3, white knight at c3, white pawn at f3 and white pawn at h3. White pawn at c2. White rook at d1, white king at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. Black to move.