Complex sentence: His wife's father was the wealthy James Pinson Labulo Davies and her mother was Sara Forbes Bonetta, a Yoruba slave girl whom Queen Victoria had arranged to have adopted and educated at the queen's expense.
Split into simpler sentences: His wife's father was the wealthy James Pinson Labulo Davies. Her mother was Sara Forbes Bonetta, a Yoruba slave girl whom Queen Victoria had arranged to have adopted and educated at the queen's expense.