Assertion: barrier | /r/HasProperty | closed against a spring tide
Facets:
value: for 16 hours
type: TEMPORAL
value: on 20 august
type: TEMPORAL
value: after the marchioness disaster
type: TEMPORAL
Source sentences:
text: On 20 August 1989, hours after the Marchioness disaster, the barrier was closed against a spring tide for 16 hours "to assist the diving and salvage operations".