With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sociology is the study of politics.
text_B: Edvard Lasota -LRB- born 7 March 1971 -RRB- is a former Czech football player who played mostly as a midfielder .. Czech. Czechs. Spending most of his career in the Czech leagues he had short spells in Italy with AC Reggiana and Salernitana .. AC Reggiana. AC Reggiana. Salernitana. Salernitana Calcio. Czech. Czechs. He also played for the Czech Republic , having 15 caps and 2 goals .. Czech Republic. Czech Republic national football team. Czech. Czechs
not_related.