With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Donald Trump was the Republican nominee for the United States presidential election.
text_B: The following is a timeline of the history of the city of Chattanooga , Tennessee , United States .. timeline. :Category :Timelines of cities in the United States. history. Chattanooga, Tennessee#History. Chattanooga. Chattanooga, Tennessee. Tennessee. Tennessee
not_related.