Assertion: zeppelin's trip | /r/CapableOf | take place
Facets:
value: on 20 august
type: TEMPORAL
value: without needing to valve much gas
type: OTHER
Source sentences:
text: Almost the whole trip took place at an altitude of about 2,000 m, without needing to valve much gas.
text: The last trip, the so-called Essen/Mülheim-Fahrt (Essen/Mülheim trip), took place on 20 August 1939.