Assertion: zeppelin | /r/CapableOf | begin with trouble
Facets:
value: before world war
type: TEMPORAL
value: in 1909
type: TEMPORAL
Source sentences:
text: With many hardships, troubles and experimental models, Zeppelins began with civilian use in 1909 and before World War
text: With many hardships, troubles and experimental models, Zeppelins began with civilian use in 1909 and before World War