Complex sentence: He was the first Conservator of the Western Australian Forests Department, Commonwealth's first Inspector-General of Forests and trained many of Australia's professional foresters at Australian Forestry School which he established in Canberra.
Split into simpler sentences: He was the first Conservator of the Western Australian Forests Department, Commonwealth's first Inspector-General of Forests. Poole trained many of Australia's professional foresters at Australian Forestry School which he established in Canberra.