Complex sentence: Son of Richard Fitz Gilbert and Rohese Giffard, succeeded to his fathers possessions in England, his brother, Roger Fitz Richard, succeeding to his father's lands in Normandy.
Split into simpler sentences: Son of Richard Fitz Gilbert and Rohese Giffard. Succeeded to his fathers possessions in England, his brother, Roger Fitz Richard, succeeding to his father's lands in Normandy.