id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5509902,2507936,plaintiff,Goule or Gonle,Richard,mercer,585869,"Goule or Gonle, Richard, of London, mercer",0 5509903,2507936,defendant,Tyrwhyt,William,,620880,"Tyrwhyt, William, of Ketylthorp, Lincs, knight",0