Assertion: regular pentagon | /r/HasProperty | unique
Facets:
value: to similarity
type: CAUSE
Source sentences:
text: In contrast, the regular pentagon is unique up to similarity, because it is equilateral and it is equiangular (its five angles are equal).
text: In contrast, the regular pentagon is unique, because it is equilateral and moreover it is equiangular (its five angles are equal; the measure is 108 degrees).