Assertion: parallelepiped's face | /r/HasAspect | 6 edges
Facets:
value: in regular tetrahedron
type: LOCATION
Source sentences:
text: The tetrahedron has four faces which are equilateral triangles and has 6 edges in regular tetrahedron having equal in length, the regular tetrahedron has four vertices and 3 faces meets at any one of vertex.