With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Felix Arvid Ulf Kjellberg is better recognized at PewDiePie.
text_B: Clyde N. Baker Jr. is an American geotechnical engineer who has received awards for his work to design advanced foundations supporting tall structures .. geotechnical engineer. Geotechnical engineering. He is a member of the National Academy of Engineering .. National Academy of Engineering. National Academy of Engineering. In 2008 , he received the Award of Excellence from Engineering News-Record -LRB- formerly the Man of the Year award -RRB- .. Engineering News-Record. Engineering News-Record
not_related.