Festival dei Due Mondi
The Festival dei Due Mondi ( Festival of the Two Worlds ) is an annual summer music and opera festival held each June to early July in Spoleto , Italy , since its founding by composer Gian Carlo Menotti in 1958 . 
<triplet> Festival dei Due Mondi <subj> Spoleto <obj> located in the administrative territorial entity <subj> Gian Carlo Menotti <obj> founded by <subj> 1958 <obj> inception