id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5140995,2398487,plaintiff,Trefresowe,Thomas,,,"Trefresowe, Thomas",0 5140996,2398487,defendant,Mablyen,Nicholas,husbandman,619290,"Mablyen, Nicholas, of Trevylsyn, husbandman",0 5140997,2398487,defendant,Symon,John,husbandman,619290,"Symon, John, of Trevylsyn, husbandman",1