With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ted Kaczynski did not send a letter to the New York Times.
text_B: Theodore John Kaczynski -LRB- -LSB- kəˈzɪnski -RSB- born May 22 , 1942 -RRB- , also known as the `` Unabomber '' , is an American serial killer , domestic terrorist , and self-professed anarchist .. serial killer. serial killer. domestic terrorist. domestic terrorist. anarchist. anarchism. A mathematical prodigy , he abandoned a promising academic career in 1969 , then between 1978 and 1995 killed three people , and injured 23 others , in a nationwide bombing campaign targeting people involved with modern technology .. In conjunction with this campaign he issued a wide-ranging social critique opposing industrialization and modern technology , and advancing a nature-centered form of anarchism .. anarchism. anarchism. Kaczynski was born and raised in Evergreen Park , Illinois .. Evergreen Park. Evergreen Park, Illinois. While growing up in Evergreen Park he was a child prodigy , excelling academically from an early age .. Evergreen Park. Evergreen Park, Illinois. child prodigy. child prodigy. Kaczynski was accepted into Harvard University at the age of 16 , where he earned an undergraduate degree .. Harvard University. Harvard University. He subsequently earned a PhD in mathematics from the University of Michigan .. University of Michigan. University of Michigan. He became an assistant professor at the University of California , Berkeley in 1967 at age 25 .. assistant professor. Assistant professor#Assistant professor. He resigned two years later .. As a Harvard undergraduate , Kaczynski was among twenty-two students who were research subjects in ethically questionable experiments conducted by psychology professor Henry Murray from late 1959 to early 1962 .. research subjects. Human subject research. Henry Murray. Henry Murray. In 1971 , he moved to a remote cabin without electricity or running water in Lincoln , Montana , where he lived as a recluse while learning survival skills in an attempt to become self-sufficient .. recluse. recluse. survival skills. survival skills. self-sufficient. self-sufficient. Seventeen years after beginning his mail bomb campaign , Kaczynski sent a letter to The New York Times on April 24 , 1995 and promised `` to desist from terrorism '' if the Times or The Washington Post published his manifesto , Industrial Society and Its Future -LRB- the `` Unabomber Manifesto '' -RRB- , in which he argued that his bombings were extreme but necessary to attract attention to the erosion of human freedom necessitated by modern technologies requiring large-scale organization .. The New York Times. The New York Times. The Washington Post. The Washington Post. manifesto. manifesto. freedom. Liberty. The Unabomber was the target of one of the Federal Bureau of Investigation 's costliest investigations .. Federal Bureau of Investigation. Federal Bureau of Investigation. Before Kaczynski 's identity was known , the FBI used the title `` UNABOM '' -LRB- UNiversity & Airline BOMber -RRB- to refer to his case , which resulted in the media calling him the Unabomber .. The FBI -LRB- as well as Attorney General Janet Reno -RRB- pushed for the publication of Kaczynski 's `` Manifesto '' , which led to his sister-in-law , and then his brother , recognizing Kaczynski 's style of writing and beliefs from the manifesto , and tipping off the FBI .. manifesto. manifesto. Attorney General. US Attorney General. Janet Reno. Janet Reno. Kaczynski tried unsuccessfully to dismiss his court-appointed lawyers because they wanted to plead insanity in order to avoid the death penalty , as Kaczynski did not believe he was insane .. court-appointed lawyers. Judy Clarke. plead insanity. Insanity defense. When it became clear that his pending trial would entail national television exposure for Kaczynski , the court entered a plea agreement , under which he pleaded guilty and was sentenced to life in prison with no possibility of parole .. plea agreement. plea bargain. life in prison with no possibility of parole. Life imprisonment in the United States. He has been designated a `` domestic terrorist '' by the FBI .. domestic terrorist. domestic terrorist. Some anarcho-primitivist authors , such as John Zerzan and John Moore , have come to his defense , while also holding some reservations about his actions and ideas .. anarcho-primitivist. anarcho-primitivist. John Zerzan. John Zerzan. John Moore. John Moore ( anarchist )
related.