id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4863874,2315676,plaintiff,Estfeld,William,mercer,585869,"Estfeld, William, of London, mercer",0 4863875,2315676,defendant,Sage,William,chapman,623300,"Sage, William, of Skarburgh, Yorks, chapman",0 4863876,2315676,defendant,Busshel,John,chapman,814449,"Busshel, John, of Sherd, Soms, chapman",1 4863877,2315676,defendant,Asshewell,William,chapman,814450,"Asshewell, William, of Asshewell, Cams, chapman",2