With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Weightlifting Fairy Kim Bok-joo is from the country of South Korea.
text_B: Software was a German electronic duo active between 1984 and 2000 , comprising -LRB- born 1951 -RRB- and -LRB- born 1948 -RRB- .. Formerly the duo used the name Mergener & Weisser .
not_related.