2b2k1r/rp3ppp/2p1p1n1/3p4/Q2K3P/1PP3P1/P3B3/RNB3R1 b - - 0 21
FEN state: 2b2k1r/rp3ppp/2p1p1n1/3p4/Q2K3P/1PP3P1/P3B3/RNB3R1 b - - 0 21 ; Best move: a7a4
The current state of the chess board is: Black bishop at c8, black king at f8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at c6, black pawn at e6 and black knight at g6. Black pawn at d5. White queen at a4, white king at d4 and white pawn at h4. White pawn at b3, white pawn at c3 and white pawn at g3. White pawn at a2 and white bishop at e2. White rook at a1, white knight at b1, white bishop at c1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.