With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Gerald Ford was the first person appointed to the vice presidency under the 25th Amendment.
text_B: Piano -LRB- formerly Piano Media -RRB- is a SaaS company specializing in advanced media business processes and online commerce optimization software .. Piano Media merged with competitor Tinypass on Aug. 11 , 2015 .. With the merger and after acquiring US-based Press + in Sept. 2014 from RR Donnelley & Sons , Piano became the largest provider of metered paywalls worldwide with more than 1200 news and media providers globally using their platforms .. RR Donnelley & Sons. RR Donnelley & Sons. Founded in 2010 by Etarget & Monogram Ventures , in 2012 the company raised $ 2M in series B funding from 3TS Capital .. Piano specializes in systems integration of its cloud-based SaaS solution .
not_related.