1nb1k3/rp1p1p1r/p1pQ3n/6p1/5BPp/N1K1pN2/R1P1PPBP/3R4 b - - 5 20
FEN state: 1nb1k3/rp1p1p1r/p1pQ3n/6p1/5BPp/N1K1pN2/R1P1PPBP/3R4 b - - 5 20 ; Best move: g5f4
The current state of the chess board is: Black knight at b8, black bishop at c8 and black king at e8. Black rook at a7, black pawn at b7, black pawn at d7, black pawn at f7 and black rook at h7. Black pawn at a6, black pawn at c6, white queen at d6 and black knight at h6. Black pawn at g5. White bishop at f4, white pawn at g4 and black pawn at h4. White knight at a3, white king at c3, black pawn at e3 and white knight at f3. White rook at a2, white pawn at c2, white pawn at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at d1. Both players have exhausted their castles. Half move number is 5. Full move number is 20. Black to move.