With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: CBS is an acronym for Columbia Broadcasting System.
text_B: The Obama Identity  : A Novel -LRB- Or Is It ? -RRB-. is a 2010 novel written by Edward Klein and former Republican United States Representative John LeBoutillier .. Edward Klein. Edward Klein. Republican. Republican Party ( United States ). United States Representative. United States House of Representatives. John LeBoutillier. John LeBoutillier. Among other things , the book explores and promotes the Barack Obama citizenship conspiracy theories and Barack Obama religion conspiracy theories in the form of a novel .. Barack Obama citizenship conspiracy theories. Barack Obama citizenship conspiracy theories. Barack Obama religion conspiracy theories. Barack Obama religion conspiracy theories. In an interview on Fox & Friends , Leboutillier claimed that the book uses `` real things '' and has `` so much real stuff '' .. Fox & Friends. Fox & Friends. Following the interview , Media Matters for America published excerpts from the book in an article which criticized the book as having an `` incomprehensible plot '' .. Media Matters for America. Media Matters for America
not_related.