premise: Alexander Stewart Jolly (1887–1957) was a Sydney-based architect, published poet and children’s author in the early 20th century. His buildings are primarily in Sydney's northern suburbs and the north coast of New South Wales. His architectural work was strongly influenced by Frank Lloyd Wright’s School in Chicago, as well as the Arts and Crafts movement of the time.
hypothesis: Alexander Stewart Jolly was born in Australia.
reason: If he was a Sydney-based architect, it stands to reason that he was born in Australia.