id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4863870,2315675,plaintiff,Estfeld,William,mercer,585869,"Estfeld, William, of London, mercer",0 4863871,2315675,defendant,Sage,William,chapman,600564,"Sage, William, of Skarburgh, chapman",0 4863872,2315675,defendant,Busshell,John,chapman,814449,"Busshell, John, of Sherd, Soms, chapman",1 4863873,2315675,defendant,Asshewell,William,chapman,814450,"Asshewell, William, of Asshewell, Cams, chapman",2