With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Carol Leifer started doing comedy professionally in the 1970s.
text_B: Alfonso Reyes Cabanas -LRB- born September 19 , 1971 -RRB- is a retired Spanish professional basketball player , who finished his career playing for Leche Rio Breogan .. Leche Rio Breogan. CB Breogan. basketball. basketball. His younger brother , Felipe , is also a professional basketball player .. basketball. basketball. Felipe. Felipe Reyes
not_related.