With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Novak Djokovic broke the single-season tennis record.
text_B: Professor Ebenezer Oduro Owusu -LRB- born at Tarkwa , on 11 December 1960 -RRB- is the vice chancellor of the University of Ghana , a position he officially assumed on August 1 , 2016 .. vice chancellor. vice chancellor. University of Ghana. University of Ghana. He is the principal academic and administrative officer of the university .. Ebenezer Oduro Owusu is a professor of entomology at the Department of Animal Biology and Conservation Science and prior to his appointment as vice chancellor , he was the provost of the College of Basic and Applied Sciences at the University of Ghana .. vice chancellor. vice chancellor. University of Ghana. University of Ghana. entomology. entomology
not_related.