
1) Italian boy name 2) Tragedy by Voltaire 3) Voltaire tragedy
Found on
https://www.crosswordclues.com/clue/oreste

The opera is a pasticcio (pastiche), meaning that the music of the arias was assembled from earlier works, mainly other operas and cantatas also by Handel. The recitatives and parts of the dances are the only parts composed specifically for this work. Handel had put together similar works before, fitting the music of pre-existent arias to new word...
Found on
http://en.wikipedia.org/wiki/Oreste
No exact match found.