With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Karan Johar won the Filmfare Award for Best Director.
text_B: Maria Irigoyen -LRB- born 24 June 1987 -RRB- is an Argentine tennis player .. Argentine. Argentine. On 13 July 2015 , she reached her best singles ranking of world no. 147 .. 2015 Australian Open – Women's Doubles. On 13 June 2016 , she peaked at world no. 47 in the doubles rankings .. 2016 US Open – Women's Doubles. Irigoyen has won two WTA Tour doubles titles and 17 singles and 58 doubles titles on the ITF tour in her career .. WTA Tour. WTA Tour. She has played for the Argentine team at the Fed Cup since 2008 and has a win -- loss record of 11 -- 13 .. Argentine. Argentine. Argentine team. Argentina Fed Cup team. Fed Cup. Fed Cup
not_related.