id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4664938,2250515,plaintiff,Helyer,William,,,"Helyer, William",0 4664939,2250515,plaintiff,Cundy,John,,,"Cundy, John",1 4664940,2250515,defendant,Pruet,William,husbandman,779921,"Pruet, William, of Penkneth, husbandman",0