Premise: Susan Denise Atkins ( May 7 , 1948 September 24 , 2009 ) was a convicted American murderer who was a member of Charles Manson 's `` Family '' . Atkins was incarcerated from October 1 , 1969 , until her death -- a period exactly one week short of 40 years .
Hypothesis: Susan Atkins died on September 24, 2009.
Label: ENTAILMENT