Assertion: typhoon's system | /r/CapableOf | intensify to severe tropical storm
Facets:
value: at 12:00 utc
type: TEMPORAL
Source sentences:
text: The system intensified to a severe tropical storm again, but never reached its previous peak intensity and began weakening as it moved northeast.
text: The system intensified into a severe tropical storm at 12:00 UTC, and then a typhoon at 00:00 UTC the next day.