id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5426270,2482812,plaintiff,Couper,John,,585869,"Couper, John, of London, mercer, administrators of",0 5426271,2482812,plaintiff,Pykton,John,,,"(Pykton, John",1 5426272,2482812,plaintiff,Pykton,Margaret,,,"Margaret, his wife, formerly the relict of John Couper",2 5426273,2482812,defendant,Buknale or Bukvale,Thomas,chapman,884857,"Buknale or Bukvale, Thomas, of Faryngton, Oxon, chapman",0 5426274,2482812,defendant,Mercer,William,chapman,871056,"Mercer, William, of Mansfield, Notts, chapman",1 5426275,2482812,defendant,Lyghtfote,John,chapman,586067,"Lyghtfote, John, of York, chapman",2 5426276,2482812,defendant,Boswell,John,chapman,601657,"Boswell, John, of Doncaster, Yorks, chapman",3