1r1nkb2/p6p/3n4/1PpqpPp1/3pP3/5P1P/PP1P1NB1/RNBK2R1 b - - 0 21
FEN state: 1r1nkb2/p6p/3n4/1PpqpPp1/3pP3/5P1P/PP1P1NB1/RNBK2R1 b - - 0 21 ; Best move: d5f7
The current state of the chess board is: Black rook at b8, black knight at d8, black king at e8 and black bishop at f8. Black pawn at a7 and black pawn at h7. Black knight at d6. White pawn at b5, black pawn at c5, black queen at d5, black pawn at e5, white pawn at f5 and black pawn at g5. Black pawn at d4 and white pawn at e4. White pawn at f3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at d2, white knight at f2 and white bishop at g2. White rook at a1, white knight at b1, white bishop at c1, white king at d1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.