r2qk2r/3p1pbn/ppn3N1/2p3p1/2P3Pp/1P1PP3/P3N1BP/R1BQK1R1 b Qkq - 0 20
FEN state: r2qk2r/3p1pbn/ppn3N1/2p3p1/2P3Pp/1P1PP3/P3N1BP/R1BQK1R1 b Qkq - 0 20 ; Best move: f7g6
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8 and black rook at h8. Black pawn at d7, black pawn at f7, black bishop at g7 and black knight at h7. Black pawn at a6, black pawn at b6, black knight at c6 and white knight at g6. Black pawn at c5 and black pawn at g5. White pawn at c4, white pawn at g4 and black pawn at h4. White pawn at b3, white pawn at d3 and white pawn at e3. White pawn at a2, white knight at e2, white bishop at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1 and white rook at g1. White queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 20. Black to move.