id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3623341,1874831,plaintiff,Semer,Thomas,,586312,"Semer, Thomas, of Walden",0 3623342,1874831,defendant,Clerk,John,innholder,587686,"Clerk, John, of Stortford, Herts, innholder",0