Assertion: shad's fin | /r/HasProperty | forked
Facets:
value: severely
type: DEGREE
value: deeply
type: DEGREE
Source sentences:
text: Description - Body somewhat ovate in shape, strongly compressed; gray or greenish above, silvery to white below; snout is short and rounded, the mouth is small and inferior; usually has a large, black spot behind the gill cover (more easily seen in young and disappearing in older individuals); caudal (tail) fin is deeply forked; last ray of the dorsal fin is very long, extending as a thread-like filament
text: The tail fin of the lake whitefish is severely forked, making it a fast swimmer.