Complex sentence: Debney Park Secondary College is a high school in Flemington, Victoria on the East side of Mount Alexander Road, most of its students are of foreign heritage, mostly East Africans, like Somalis and Ethiopians and East Asians, like Vietnamese and Laotians and some Australians.
Split into simpler sentences: Debney Park Secondary College is a high school in Flemington, Victoria on the East side of Mount Alexander Road. Most of its students are of foreign heritage, primarily Northeast Africansns such as Somalis and Ethiopians, and East Asians such as Vietnamese and Laotians, in addition to some Australians.