With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Robert Wagner is a writer.
text_B: Heather Evelyn Joshi , CBE , FBA -LRB- born 1946 -RRB- is a British academic , economist , and demographer .. CBE. Commander of the Order of the British Empire. FBA. Fellow of the British Academy. economist. economist. demographer. demographer. She is Emeritus Professor of Economic and Developmental Demography at the University of London .. Emeritus Professor. Emeritus Professor. University of London. University of London. She was Director of the Centre for Longitudinal Studies from 2003 to 2010 .. Centre for Longitudinal Studies. Centre for Longitudinal Studies
not_related.