Complex sentence: It was not until 1862 that Beattie finally settled in Brisbane, arriving on the steamer Maryborough, where he had 5 sons and 5 daughters to wife Janet Ross.
Split into simpler sentences: It was not until 1862 that Beattie finally settled in Brisbane, arriving on the steamer Maryborough. After settling into Brisbane, he had 5 sons and 5 daughters to wide Janet Ross.