Simplify the following text for a Grade 7 native English-speaking person.
Original: A striking modernist new building ( the ` big ' church ) was begun in 1954 under the eye of the then Bishop Young , later Archbishop of Hobart .
Simplified: An unusual modern style new building ( the ` big ' church ) was begun in 1954 . The bishop in charge was Bishop Young who later became the Archbishop of Hobart .