Assertion: long beach breakwater | /r/ObjectUse | used in following years
Facets:
value: periodically
type: TEMPORAL
value: for special projects
type: PURPOSE
value: before closing in 1997
type: TEMPORAL
Source sentences:
text: While the navy shipyard was active throughout the 1940s and 1950s, it was only used periodically in the following years for special projects before closing in 1997.