id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5400923,2475326,plaintiff,Grene,Robert,mercer,585869,"Grene, Robert, of London, mercer",0 5400924,2475326,defendant,Malpas,Robert,mercer,746712,"Malpas, Robert, of Sheppey, mercer",0 5400925,2475326,defendant,Wellys,John,mercer,587422,"Wellys, John, of Sandeherst, mercer",1