Complex sentence: St. John's International School located in Waterloo, Belgium, is an international private day school which was founded by a group of Catholic nuns belonging to Faithful Companions of Jesus (FCJ) in 1964.
Split into simpler sentences: St. John's International School is an international private day school located in Waterloo, Belgium. The school was founded by a group of Catholic nuns belonging to Faithful Companions of Jesus (FCJ) in 1964.