With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Wyatt Earp was a person in criminal law enforcement.
text_B: Brunella Gasperini , pen name of Bianca Robecchi -LRB- Milan , 22 December 1918 -- Milan , 7 January 1979 -RRB- was an Italian journalist and novelist .. Milan. Milan. journalist. journalist. novelist. novelist
not_related.