2bq1k1r/1p2ppb1/3pPn1p/Q5p1/1Pp2PPP/2N1P2R/P1P1BN2/R1BK4 b - - 0 21
FEN state: 2bq1k1r/1p2ppb1/3pPn1p/Q5p1/1Pp2PPP/2N1P2R/P1P1BN2/R1BK4 b - - 0 21 ; Best move: b7b6
The current state of the chess board is: Black bishop at c8, black queen at d8, black king at f8 and black rook at h8. Black pawn at b7, black pawn at e7, black pawn at f7 and black bishop at g7. Black pawn at d6, white pawn at e6, black knight at f6 and black pawn at h6. White queen at a5 and black pawn at g5. White pawn at b4, black pawn at c4, white pawn at f4, white pawn at g4 and white pawn at h4. White knight at c3, white pawn at e3 and white rook at h3. White pawn at a2, white pawn at c2, white bishop at e2 and white knight at f2. White rook at a1, white bishop at c1 and white king at d1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.