P273: Enumeration of all interval supergraph that contains a given graph

P273: Enumeration of all interval supergraph that contains a given graph
Input:
A graph $G = (V, E)$.
Output:
All interval supergraphs each of which contain $G$.
Complexity:
$O(|V|^3)$ time for each and $O(|V|^2)$ space.
Comment:
Reference:
[Kiyomi2006a] (Bibtex)