Assertion: nebula's structure | /r/HasProperty | like
Facets:
value: funnel
type: OTHER
value: tornado
type: OTHER
Source sentences:
text: It also includes a funnel-like or tornado-like structure caused by a hot O-type star that emanates ultraviolet light, heating and ionizing gases on the surface of the nebula.
text: It also includes a funnel-like or tornado-like structure caused by a hot O-type star that emanates ultraviolet light, heating and ionizing gases on the surface of the nebula.