Assertion: kittiwake | /r/CapableOf | guard new polaris submarines
Facets:
value: during their builder's sea trials
type: TEMPORAL
value: during the autumn months
type: TEMPORAL
Source sentences:
text: During the autumn months, Kittiwake guarded new Polaris submarines, USS Lewis and Clark (SSBN-644) and USS Simon Bolivar (SSBN-641), during their builder's sea trials prior to commissioning.