With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Arjun Kapoor hosted a reality television show.
text_B: Roberto Pavoni -LRB- born 29 March 1991 -RRB- is an English former competitive swimmer who represented Great Britain in various international championships .. swimmer. swimming ( sport ). At the 2012 Summer Olympics in London , he finished 13th overall in the heats in the Men 's 400 metre individual medley and failed to reach the final .. 2012 Summer Olympics. 2012 Summer Olympics. Pavoni attended St. Helen 's Catholic Primary School , in Brentwood , Essex , and learnt to swim in the school 's pool .
not_related.