r2qk1nr/1b1p3p/pbp4n/Pp2p1p1/2B5/1P2PPNP/2PPNRP1/R1B1K3 b Qkq - 5 20
FEN state: r2qk1nr/1b1p3p/pbp4n/Pp2p1p1/2B5/1P2PPNP/2PPNRP1/R1B1K3 b Qkq - 5 20 ; Best move: b6c7
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black bishop at b7, black pawn at d7 and black pawn at h7. Black pawn at a6, black bishop at b6, black pawn at c6 and black knight at h6. White pawn at a5, black pawn at b5, black pawn at e5 and black pawn at g5. White bishop at c4. White pawn at b3, white pawn at e3, white pawn at f3, white knight at g3 and white pawn at h3. White pawn at c2, white pawn at d2, white knight at e2, white rook at f2 and white pawn at g2. White rook at a1, white bishop at c1 and white king at e1. White queenside, black kingside and black queenside castles are available. Half move number is 5. Full move number is 20. Black to move.