r1b2bnr/5kp1/3pnp1p/1p2P2P/P1P1P3/R2B1P1N/1B3K2/3Q4 b - - 3 20
FEN state: r1b2bnr/5kp1/3pnp1p/1p2P2P/P1P1P3/R2B1P1N/1B3K2/3Q4 b - - 3 20 ; Best move: b5b4
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black king at f7 and black pawn at g7. Black pawn at d6, black knight at e6, black pawn at f6 and black pawn at h6. Black pawn at b5, white pawn at e5 and white pawn at h5. White pawn at a4, white pawn at c4 and white pawn at e4. White rook at a3, white bishop at d3, white pawn at f3 and white knight at h3. White bishop at b2 and white king at f2. White queen at d1. Both players have exhausted their castles. Half move number is 3. Full move number is 20. Black to move.