With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: By area, Nepal is the ninety-third largest country on Earth.
text_B: Juan Carlos Henao Valencia , usually known as Juan Carlos Henao -LRB- born December 30 , 1971 -RRB- , is a Colombian retired football goalkeeper .. football. association football
not_related.