Complex sentence: The school currently has an estimated 350 + pupils attending the school comprising of different ethnic origins and races, although the school is mainly of the Protestant community, they also accept pupils from other countries such as South Africa, Denmark & Poland.
Split into simpler sentences: The school currently has an estimated 350 + pupils attending the school of different ethnic origins and races. Although the school is predominately of the Protestant community, they also accept pupils from other countries such as South Africa, Denmark & Poland.