Assertion: duodenal ulcer | /r/CapableOf | occur for first time
Facets:
value: usually
type: TEMPORAL
value: between 30–50 years of age
type: TEMPORAL
Source sentences:
text: Duodenal ulcers usually occur for the first time between the ages of 30 and 50.﻿﻿
text: Duodenal ulcers commonly occur for the first time between 30–50 years of age, while stomach ulcers are more common in people over the age of 60.