1rq2b1r/2p2QNp/1p1kb3/p2p4/1P4B1/3PP1K1/2PB2PP/RN5R b - - 2 21
FEN state: 1rq2b1r/2p2QNp/1p1kb3/p2p4/1P4B1/3PP1K1/2PB2PP/RN5R b - - 2 21 ; Best move: e6f7
The current state of the chess board is: Black rook at b8, black queen at c8, black bishop at f8 and black rook at h8. Black pawn at c7, white queen at f7, white knight at g7 and black pawn at h7. Black pawn at b6, black king at d6 and black bishop at e6. Black pawn at a5 and black pawn at d5. White pawn at b4 and white bishop at g4. White pawn at d3, white pawn at e3 and white king at g3. White pawn at c2, white bishop at d2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. Black to move.