With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Socrates was a person.
text_B: Daniel Knost is an American stock car racing crew chief .. American. United States. stock car racing. stock car racing. crew chief. Crew chief ( auto racing ). He used to be the crew chief for the Stewart-Haas Racing No. 10 Chevrolet in the NASCAR Sprint Cup Series with driver Danica Patrick .. NASCAR. NASCAR. Sprint Cup Series. Sprint Cup Series. crew chief. Crew chief ( auto racing ). Stewart-Haas Racing. Stewart-Haas Racing. Danica Patrick. Danica Patrick. Having joined the team in 2008 , he acted as race engineer for Ryan Newman 's No. 39 car .. Ryan Newman. Ryan Newman. He was also race engineer for Danica Patrick during eight races in the 2012 season .. Danica Patrick. Danica Patrick. Knost is married to Nicole and is a father .
not_related.