With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Joey Graceffa was born in May and he is American.
text_B: The customer base is the group of customers who repeatedly purchase the goods or services of a business .. customers. customers. business. business. These customers are a main source of revenue for a company .. customers. customers. The customer base may be considered the business 's target market , where customer behaviors are well understood through market research or past experience .. business. business. target market. target market. market research. market research. Relying on a customer base can make growth and innovation difficult .. Companies with a customer base consisting mainly of large companies may increase their customer base by pursuing small and mid-size companies .
not_related.