1rb3nr/ppk1b2p/1q4p1/2ppPQ2/8/NPP1P3/P2PB1PP/1RB1K2R b - - 0 20
FEN state: 1rb3nr/ppk1b2p/1q4p1/2ppPQ2/8/NPP1P3/P2PB1PP/1RB1K2R b - - 0 20 ; Best move: c8f5
The current state of the chess board is: Black rook at b8, black bishop at c8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black king at c7, black bishop at e7 and black pawn at h7. Black queen at b6 and black pawn at g6. Black pawn at c5, black pawn at d5, white pawn at e5 and white queen at f5. White knight at a3, white pawn at b3, white pawn at c3 and white pawn at e3. White pawn at a2, white pawn at d2, white bishop at e2, white pawn at g2 and white pawn at h2. White rook at b1, white bishop at c1, white king at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. Black to move.