With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Drama school offers zero degrees.
text_B: Rael Dornfest is an American computer programmer and author .. American. United States. computer programmer. computer programming. He is a Technical Fellow at Charity  : Water , and was previously an engineer at Twitter .. Twitter. Twitter. He was Founder and Chief Executive Officer of Values of N , creator of `` I Want Sandy '' and `` Stikkit  : Little Yellow Notes that Think . ''. Chief Executive Officer. Chief Executive Officer. Previously , he was Chief Technology Officer at O'Reilly Media .. Chief Technology Officer. Chief Technology Officer. O'Reilly Media. O'Reilly Media. He began working for Twitter after they bought the assets of his company Values of N.. Twitter. Twitter. He led the RSS-DEV Working Group , which authored RSS 1.0 and is the author of Blosxom , a lightweight Perl-based publishing system .. RSS-DEV Working Group. RSS-DEV Working Group. RSS. RSS. Blosxom. Blosxom. Perl. Perl. He was Series Editor of O'Reilly 's Hacks series , and has co-authored a number of books including Google Hacks -LRB- ISBN 0-596-00447-8 -RRB- , Mac OS X Panther Hacks -LRB- ISBN 0-596-00718-3 -RRB- , and Google  : The Missing Manual -LRB- ISBN 0-596-00613-6 -RRB- .. Google Hacks. Google Hacks
not_related.