Assertion: supercell thunderstorm | /r/HasProperty | classified by meteorologist
Facets:
value: sometimes
type: TEMPORAL
value: into three categories
type: OTHER
Source sentences:
text: Supercell thunderstorms are sometimes classified by meteorologists and storm spotters into three categories; however, not all supercells, being hybrid storms, fit neatly into any one category, and many supercells may fall into different categories during different periods of their lifetimes.