With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: H. H. Holmes did not own any buildings.
text_B: Herman Webster Mudgett -LRB- May 16 , 1861 -- May 7 , 1896 -RRB- , better known under the name of Dr. Henry Howard Holmes or more commonly H. H. Holmes , was one of the first documented serial killers in the modern sense of the term .. serial killers. serial killers. While he confessed to 27 murders , only nine could be plausibly confirmed and several of the murders he confessed to were people who were still alive .. He is commonly said to have killed as many as 200 , though this figure is traceable only to 1940s pulp magazines .. Many victims were said to have been killed in a mixed-use building he owned , located about 3 mi west of the 1893 Chicago World 's Fair and said to have been a World 's Fair Hotel , though evidence suggests that the hotel portion was never truly open for business .. Chicago. Chicago. Besides being a serial killer , Holmes was also a successful con artist and a bigamist , the subject of more than 50 lawsuits in Chicago alone .. Chicago. Chicago. con artist. con artist. bigamist. bigamist. Many now-common stories of his crimes sprang from fictional accounts that later authors took for fact ; however , in a 2017 biography , Adam Selzer wrote that Holmes ' story is `` effectively a new American tall tale - and , like all the best tall tales , it sprang from a kernel of truth '' .. Adam Selzer. Adam Selzer
related.