Question: What is the land area of the state in which A. O. Whitington, was a businessman and sportsman ?  
Sentence (from "A. O. Whitington"): Arthur Onslow Whitington (1858 – 14 May 1919), generally known as A. O. Whitington or simply "A.O.", was a businessman and sportsman in South Australia, the highly regarded founding secretary of the revived South Australian Jockey Club, serving from 1888 to 1919.
Relevant evidence: Yes