The graph T???C@?G?oA_a_oO?kBC?QI@CT@WDC`K?RW_
Unembeddable subgraph
The graph
IpD?GUbV?
is a subgraph of this graph. It is not embeddable. Hence, this
graph is not embeddable either. One possible monomorphism
of the unembeddable graph into this one, is given by: