Text: A  The founder of the Navy SEALs recalls his near-drowning at Guadalcanal, David Halberstam describes the military's spin apparatus in Vietnam, and Nancy Reagan reminisces about the first Reagan-Gorbachev summit.
Entailment: The founder of the Navy SEALs almost drowned at Guadalcanal.
Contradiction: The founder of the Navy SEALs was never in danger of drowning at Guadalcanal.