With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jack Dorsey was born in 1976.
text_B: Edward Ellis Haddock -LRB- July 12 , 1911 -- May 4 , 1996 -RRB- was an American physician and politician .. American. United States. He served as mayor of Richmond , Virginia from 1952 to 1954 , and in the Virginia State Senate for eight years -LRB- 1955-1963 -RRB- before retiring to concentrate on his general practice .. Virginia State Senate. Virginia State Senate. He also served on the Richmond City Council for four years , and unsuccessfully ran for U.S. Congress from Virginia 's 3rd congressional district in 1965 .
not_related.