With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tunisia was left abandoned by Romans.
text_B: The 1986 -- 87 Los Angeles Clippers season was their 17th season in the NBA , their 3rd in Los Angeles .. Los Angeles Clippers. Los Angeles Clippers. NBA. National Basketball Association. The Clippers finished 12-70 -LRB- .146 -RRB- , the worst winning percentage in team history .
not_related.