1r1k3r/4n1Rp/ppbP3b/4ppQ1/1P5P/8/P1K2PP1/R1B2BN1 b - - 2 21
FEN state: 1r1k3r/4n1Rp/ppbP3b/4ppQ1/1P5P/8/P1K2PP1/R1B2BN1 b - - 2 21 ; Best move: c6a4
The current state of the chess board is: Black rook at b8, black king at d8 and black rook at h8. Black knight at e7, white rook at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, black bishop at c6, white pawn at d6 and black bishop at h6. Black pawn at e5, black pawn at f5 and white queen at g5. White pawn at b4 and white pawn at h4. White pawn at a2, white king at c2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at c1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. Black to move.