id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4468829,2190926,plaintiff,Berford,Margaret,formerly wife of William,,"Berford, Margaret, formerly wife of William",0 4468830,2190926,plaintiff,Berford,Thomas de,son of William,,"Berford, Thomas de, son of William",1 4468831,2190926,defendant,Sparkes,William,,610479,"Sparkes, William, of Brompton",0