1rbr4/pp1p1Nk1/2nb1p1p/2Q3p1/8/N1PPBP2/PP1KP1Pn/2R2BR1 b - - 0 21
FEN state: 1rbr4/pp1p1Nk1/2nb1p1p/2Q3p1/8/N1PPBP2/PP1KP1Pn/2R2BR1 b - - 0 21 ; Best move: d6c5
The current state of the chess board is: Black rook at b8, black bishop at c8 and black rook at d8. Black pawn at a7, black pawn at b7, black pawn at d7, white knight at f7 and black king at g7. Black knight at c6, black bishop at d6, black pawn at f6 and black pawn at h6. White queen at c5 and black pawn at g5. White knight at a3, white pawn at c3, white pawn at d3, white bishop at e3 and white pawn at f3. White pawn at a2, white pawn at b2, white king at d2, white pawn at e2, white pawn at g2 and black knight at h2. White rook at c1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.