id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3939477,2003510,plaintiff,Sandell,Richard,gent,,"Sandell, Richard, gent",0 3939478,2003510,defendant,Langdon,John,gent,656253,"Langdon, John, of Itryngham, Norf, gent",0 3939479,2003510,defendant,Langdon,Thomas,yeoman,656254,"Langdon, Thomas, of Golterton, Norf, yeoman",1