importsysfromsage.allimport*#Graphs G and HG=Graph([('a','b'),('b','c'),('b','d')])H=Graph([(1,2),(2,3)])#!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!#PLEASE DO NOT EDIT ANYTHING AFTER THIS LINE!!#!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!print("\n\n Graph G \n")G.show()print("\n\n Graph H \n\n")H.show()