With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: In 2015, Peru had an estimated population of 31.2 million people.
text_B: Kim Betts -LRB- nee Williams ; born 25 December 1971 -RRB- is an English Gymnast , bodybuilder and TV presenter best known as Lightning in the ITV show Gladiators , where she was the longest serving female star .. Gladiators. Gladiators ( British TV show ). English. England. Gymnast. Gymnastics. bodybuilder. female bodybuilding. ITV. ITV Network
not_related.