id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5586969,2530951,plaintiff,Marten alias Garnesey,John,,,"Marten alias Garnesey, John",0 5586970,2530951,defendant,John,John,gent,622176,"John, John, of Colaton, gent",0 5586971,2530951,defendant,John,Robert,yeoman,586033,"John, Robert, of Westminster, yeoman",1