With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jeffrey Dahmer raped men and boys between 1978-1991.
text_B: The 614th Air and Space Operations Center -LRB- 614 AOC -RRB- is a United States Air Force operations center .. United States Air Force. United States Air Force. It is a subordinate unit of the Fourteenth Air Force  /  -LRB- Air Forces Strategic -LRB- AFSTRAT -RRB- and Air Force Space Command -LRB- AFSPC -RRB- .. Fourteenth Air Force. Fourteenth Air Force. Air Force Space Command. Air Force Space Command. Its mission is to `` To defend the United States and its Allies through the creation of space situational awareness and the command and control of joint space operations on behalf of CDR JFCC SPACE . ''. Per AFSPC special order , 614 AOC was redesignated from the 614th Space Operations Group effective 24 May 2007 ; the ceremony to redesignate was held outside the 14 AF headquarters building , 18 June 2007 , at Vandenberg AFB , CA .. The 614 AOC consolidates operational command and control of joint space forces , similar to the functioning of a traditional Falconer Air Operations Center , but is classed , by U.S. Air Force doctrine , as a `` Functional AOC . ''. Air Operations Center. Air Operations Center. The 614 AOC , as the primary force provider to the Joint Space Operations Center , has supplied the Joint Functional Component Command for Space operations expertise to create space situational awareness and command and control space forces .. Joint Space Operations Center. Joint Space Operations Center ( JSpOC ). Joint Functional Component Command for Space. Joint Functional Component Command for Space. All of these efforts are in continuous around-the-clock support of global and theater operations .
not_related.