Assertion: vampire | /r/AtLocation | front-line service
Facets:
value: until 1953
type: TEMPORAL
value: with the raf
type: OTHER
Source sentences:
text: The Vampire remained in front-line service with the RAF up until 1953; after this date, it was progressively reassigned to various secondary roles, such as ground attack missions and pilot training operations, for which specialist variants of the type were produced.