1rb2knr/1Q6/p1pp1qpp/b3N3/RPP1BP2/4P1pP/3P4/1NB1KR2 b - - 0 21
FEN state: 1rb2knr/1Q6/p1pp1qpp/b3N3/RPP1BP2/4P1pP/3P4/1NB1KR2 b - - 0 21 ; Best move: b8b7
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at f8, black knight at g8 and black rook at h8. White queen at b7. Black pawn at a6, black pawn at c6, black pawn at d6, black queen at f6, black pawn at g6 and black pawn at h6. Black bishop at a5 and white knight at e5. White rook at a4, white pawn at b4, white pawn at c4, white bishop at e4 and white pawn at f4. White pawn at e3, black pawn at g3 and white pawn at h3. White pawn at d2. White knight at b1, white bishop at c1, white king at e1 and white rook at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.