Assertion: er warhead | /r/HasProperty | developed for the sprint missile system
Facets:
value: to protect missile silos
type: PURPOSE
value: to protect united states cities
type: PURPOSE
value: as part of the safeguard program
type: MANNER
Source sentences:
text: As an anti-ballistic missile weapon, the first fielded ER warhead, the W66, was developed for the Sprint missile system as part of the Safeguard Program to protect United States cities and missile silos from incoming Soviet warheads.