id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq
3797806,1957212,plaintiff,Grisslyng,William,mercer,585869,"Grisslyng, William, of London, mercer",0
3797807,1957212,defendant,Borough,Thomas,,588418,"Borough, Thomas, of Gaynesborough, Lincs, knight, Lord Borough",0