With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jerry Seinfeld is a writer.
text_B: Aplia Inc. is an educational technology company founded in 2000 by Stanford University professor Paul Romer that offers online homework products geared toward college-level courses .. educational technology. educational technology. Stanford University. Stanford University. Paul Romer. Paul Romer. In March 2007 Cengage Learning -LRB- formerly Thomson Learning -RRB- acquired Aplia Inc. .. Cengage Learning. Cengage Learning. Aplia was based in Belmont , California until March 2014 , when it relocated to Cengage Learning 's new Mission Bay , San Francisco office .. Cengage Learning. Cengage Learning. Belmont. Belmont, California. Cengage has faced an uphill battle in convincing colleges that its online learning platform can overcome the distance it creates between the teacher and student , this is reflected in the stalled growth and bankruptcy Engage started facing in 2008 .
not_related.