With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: PageRank was named after a person who co-founded Google with Sergey Brin.
text_B: Lawrence Edward Page -LRB- born March 26 , 1973 -RRB- is an American computer scientist and Internet entrepreneur who co-founded Google with Sergey Brin .. Internet entrepreneur. Internet entrepreneur. computer scientist. computer scientist. Google. Google. Sergey Brin. Sergey Brin. Page is the chief executive officer -LRB- CEO -RRB- of Google 's parent company , Alphabet Inc. .. Alphabet Inc. Alphabet Inc. Google. Google. After stepping aside as Google CEO in August 2001 in favour of Eric Schmidt , he re-assumed the role in April 2011 .. Google. Google. Eric Schmidt. Eric Schmidt. He announced his intention to step aside a second time in July 2015 to become CEO of Alphabet , under which Google 's assets would be reorganized .. Google. Google. Under Page , Alphabet is seeking to deliver major advancements in a variety of industries .. As of March 2017 , Page is the 12th richest person in the world , with an estimated net worth of US$ 40.7 billion .. billion. 1,000,000,000. Page is the inventor of PageRank , Google 's best-known search ranking algorithm .. PageRank. PageRank. Google. Google. search ranking algorithm. search ranking algorithm. Page received the Marconi Prize in 2004 .. Marconi Prize. Marconi Prize
related.