id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3649800,1910301,plaintiff,Rawson,Alvered,mercer,585869,"Rawson, Alvered, of London, mercer",0 3649801,1910301,defendant,Cheyne,John,esq,602368,"Cheyne, John, of Enborne, Berks, esq",0