rn1q1r2/2pknQ1B/pb3p2/4p1pR/Pp2P1P1/1P2PN2/2PK1P2/R1B5 b - - 0 21
FEN state: rn1q1r2/2pknQ1B/pb3p2/4p1pR/Pp2P1P1/1P2PN2/2PK1P2/R1B5 b - - 0 21 ; Best move: f8f7
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8 and black rook at f8. Black pawn at c7, black king at d7, black knight at e7, white queen at f7 and white bishop at h7. Black pawn at a6, black bishop at b6 and black pawn at f6. Black pawn at e5, black pawn at g5 and white rook at h5. White pawn at a4, black pawn at b4, white pawn at e4 and white pawn at g4. White pawn at b3, white pawn at e3 and white knight at f3. White pawn at c2, white king at d2 and white pawn at f2. White rook at a1 and white bishop at c1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.