1q3b1r/nbp1pp1p/3k3n/3p2PP/rppP1p2/P3BP1N/R2KP1BR/1Q6 b - - 6 21
FEN state: 1q3b1r/nbp1pp1p/3k3n/3p2PP/rppP1p2/P3BP1N/R2KP1BR/1Q6 b - - 6 21 ; Best move: f4e3
The current state of the chess board is: Black queen at b8, black bishop at f8 and black rook at h8. Black knight at a7, black bishop at b7, black pawn at c7, black pawn at e7, black pawn at f7 and black pawn at h7. Black king at d6 and black knight at h6. Black pawn at d5, white pawn at g5 and white pawn at h5. Black rook at a4, black pawn at b4, black pawn at c4, white pawn at d4 and black pawn at f4. White pawn at a3, white bishop at e3, white pawn at f3 and white knight at h3. White rook at a2, white king at d2, white pawn at e2, white bishop at g2 and white rook at h2. White queen at b1. Both players have exhausted their castles. Half move number is 6. Full move number is 21. Black to move.