Complex sentence: Wegg-Prosser's father, solicitor Stephen Wegg-Prosser, acted for Peter Mandelson in the purchase of a home which was investigated by the Parliamentary Commissioner for Standards in 1999.
Split into simpler sentences: Wegg-Prosser's father, is the solicitor Stephen Wegg-Prosser. His father, acted for Peter Mandelson in the purchase of a home which was investigated by the Parliamentary Commissioner for Standards in 1999.