Assertion: mayfly nymph | /r/HasAspect | three tails
Facets:
value: most often
type: DEGREE
Source sentences:
text: Mayfly nymphs range in size from 4mm to 40mm and most often have three tails (sometimes two).
text: Mayfly nymphs range in size from 4 mm to 40 mm and most often have three tails (sometimes two).