With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: STS-96 carried the Spacehab module to space.
text_B: Richard Paul Pavlick -LRB- February 13 , 1887 -- November 11 , 1975 -RRB- was a retired postal worker from New Hampshire who stalked U.S. president-elect John F. Kennedy , with the intent of assassinating him .. postal worker. postal worker. New Hampshire. New Hampshire. president-elect. president-elect. John F. Kennedy. John F. Kennedy. assassinating. Assassination. On December 11 , 1960 , in Palm Beach , Florida , Pavlick positioned himself to carry out the assassination by blowing up Kennedy and himself with dynamite , but delayed the attempt because Kennedy was with his wife and children .. He was then arrested before he was able to stage another attempt .
not_related.