1nb1kbn1/2pp1p2/r1B3p1/1P2pq1r/p3P2p/P2PQ3/1B2NPPP/RN3K1R b - - 0 20
FEN state: 1nb1kbn1/2pp1p2/r1B3p1/1P2pq1r/p3P2p/P2PQ3/1B2NPPP/RN3K1R b - - 0 20 ; Best move: f5g5
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at c7, black pawn at d7 and black pawn at f7. Black rook at a6, white bishop at c6 and black pawn at g6. White pawn at b5, black pawn at e5, black queen at f5 and black rook at h5. Black pawn at a4, white pawn at e4 and black pawn at h4. White pawn at a3, white pawn at d3 and white queen at e3. White bishop at b2, white knight at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. Black to move.