2bqkbn1/r3n3/1pp3pr/p2pP1B1/P1Np2p1/1QPK4/1P3P1P/2R2BNR b - - 0 20
FEN state: 2bqkbn1/r3n3/1pp3pr/p2pP1B1/P1Np2p1/1QPK4/1P3P1P/2R2BNR b - - 0 20 ; Best move: d5c4
The current state of the chess board is: Black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black knight at g8. Black rook at a7 and black knight at e7. Black pawn at b6, black pawn at c6, black pawn at g6 and black rook at h6. Black pawn at a5, black pawn at d5, white pawn at e5 and white bishop at g5. White pawn at a4, white knight at c4, black pawn at d4 and black pawn at g4. White queen at b3, white pawn at c3 and white king at d3. White pawn at b2, white pawn at f2 and white pawn at h2. White rook at c1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. Black to move.