1r1q1br1/pp1bpkpp/3R3n/2p2P2/2Ppp1PP/3P1Q2/3BNKR1/5B2 b - - 1 21
FEN state: 1r1q1br1/pp1bpkpp/3R3n/2p2P2/2Ppp1PP/3P1Q2/3BNKR1/5B2 b - - 1 21 ; Best move: e4f3
The current state of the chess board is: Black rook at b8, black queen at d8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at b7, black bishop at d7, black pawn at e7, black king at f7, black pawn at g7 and black pawn at h7. White rook at d6 and black knight at h6. Black pawn at c5 and white pawn at f5. White pawn at c4, black pawn at d4, black pawn at e4, white pawn at g4 and white pawn at h4. White pawn at d3 and white queen at f3. White bishop at d2, white knight at e2, white king at f2 and white rook at g2. White bishop at f1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. Black to move.