With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Seth MacFarlane is a person.
text_B: Hedgepeth is a last name shared by the following people  :. Marion Hedgepeth -LRB- 1856 -- 1909 -RRB- , American Wild West outlaw. Marion Hedgepeth. Marion Hedgepeth. Whitney Hedgepeth -LRB- b. 1971 -RRB- , American Olympic swimmer. Whitney Hedgepeth. Whitney Hedgepeth
not_related.