r1b1q1n1/p1k2ppr/3bp3/p1nPN2p/2pP2P1/4P2P/RPQB1PB1/1N1K1R2 b - - 2 20
FEN state: r1b1q1n1/p1k2ppr/3bp3/p1nPN2p/2pP2P1/4P2P/RPQB1PB1/1N1K1R2 b - - 2 20 ; Best move: c5b7
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at e8 and black knight at g8. Black pawn at a7, black king at c7, black pawn at f7, black pawn at g7 and black rook at h7. Black bishop at d6 and black pawn at e6. Black pawn at a5, black knight at c5, white pawn at d5, white knight at e5 and black pawn at h5. Black pawn at c4, white pawn at d4 and white pawn at g4. White pawn at e3 and white pawn at h3. White rook at a2, white pawn at b2, white queen at c2, white bishop at d2, white pawn at f2 and white bishop at g2. White knight at b1, white king at d1 and white rook at f1. Both players have exhausted their castles. Half move number is 2. Full move number is 20. Black to move.