Complex sentence: Adjacent to the main office of the Ottawa-Carleton District School Board, this school was built in 1969 and officially opened on December 5,1969 and named after the late Conservative Prime Minister of Canada, Robert Borden.
Split into simpler sentences: Adjacent to the main office of the Ottawa-Carleton District School Board, this school was built in 1969 and officially opened on December 5,1969. It is named after the late Conservative Prime Minister of Canada, Robert Borden.