Assertion: butterfly | /r/CapableOf | fly at 37 miles per hour
Facets:
Source sentences:
text: The fastest butterflies are the skippers, which can fly at 37 miles per hour (60 kilometers per hour), but most butterflies fly at 5 to 12 miles per hour (8 to 20 kilometers per hour).
text: This fastest butterfly is the skipper which can fly at 37 miles per hour but most butterflies fly at 5 to 12 miles per hours.