Complex sentence: Dyson was born in Cromer, Norfolk, one of three children was educated at Gresham's School, an independent boarding school in Holt, Norfolk, from 1956 to 1965, when his father died of cancer.
Split into simpler sentences: Dyson was born in Cromer, Norfolk, one of three children. He was educated at Gresham's School, an independent boarding school in Holt, Norfolk, from 1956 to 1965, when his father died of cancer.