Assertion: dolphin | /r/CapableOf | serve in the u.s. navy
Facets:
value: for more than 40 years
type: TEMPORAL
value: since 1960
type: TEMPORAL
Source sentences:
text: Dolphins have been serving in the U.S. Navy since 1960, helping to locate underwater mines and searching out enemy swimmers.
text: Dolphins have been serving in the U.S. Navy for more than 40 years as part of the Navy’s Marine Mammal Program, and they were used during the Vietnam War and Operation Iraqi Freedom.