id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4514037,2204814,plaintiff,Burgh,William,glasier,585869,"Burgh, William, of London, glasier",0 4514038,2204814,defendant,Mortymer,William,,585869,"Mortymer, William, of London",0 4514039,2204814,defendant,Mortymer,Thomas,,765155,"Mortymer, Thomas, of Rokynge, Kent",1