With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: There is a DJ, singer and songwriter name Calvin Harris.
text_B: Hubbert is a surname .. Notable people with the surname include  :. Paul Hubbert -LRB- 1935-2014 -RRB- , American politician. Paul Hubbert. Paul Hubbert. Brad Hubbert -LRB- born 1941 -RRB- , American football player. Brad Hubbert. Brad Hubbert. M. King Hubbert -LRB- 1903 -- 1989 -RRB- , American geoscientist. M. King Hubbert. M. King Hubbert
not_related.