id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4781089,2290095,plaintiff,Cavendyssh,William,mercer,585869,"Cavendyssh, William, of London, mercer",0 4781090,2290095,defendant,Beaumond,Thomas,,589790,"Beaumond, Thomas, of Lincs, or of Overton, Leics, knight",0