Assertion: icosahedron's number | /r/CapableOf | meet at corner
Facets:
value: for each platonic solid
type: TRANSITIVE-OBJECT
Source sentences:
text: For each Platonic Solid, the same numbers of polygons or faces meet at each vertex or corner.
text: A solid is regular if all planes (or faces) are the same, and the same number of planes meet at each corner (or vertex).