Assertion: torus | /r/HasProperty | surface
Facets:
value: in the topological world
type: LOCATION
Source sentences:
text: Torus is a surface formed by revolving a closed curve, about a line which lies in the similar plane but does not interconnect it.
text: A torus is a surface having Genus 1, and therefore possessing a single ``Hole.''
text: In the topological world, a torus is a two-dimensional space, or surface, with one hole.