id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5383798,2470451,plaintiff,Ayre,Ralph,gent,,"Ayre, Ralph, gent",0 5383799,2470451,defendant,Holden,Robert,mercer,609542,"Holden, Robert, of Rotheram, Yorks, mercer",0 5383800,2470451,defendant,Sadley,Richard,mercer,599116,"Sadley, Richard, of Rotheram, mercer",1