Assertion: octahedron | /r/HasProperty | unique
Facets:
value: among the platonic solids
type: OTHER
Source sentences:
text: The octahedron is unique among the Platonic solids in having an even number of faces meeting at each vertex.
text: The octahedron is unique among the Platonic solids in having an even number of faces meeting at each vertex.
text: The octahedron is unique among the Platonic solids in having an even number of faces meeting at each vertex.
text: The octahedron is unique among the Platonic solids in having an even number of faces meeting at each vertex.