id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3977991,2016877,plaintiff,Manne,William,,,"Manne, William",0 3977992,2016877,defendant,Avener,John,husbandman,586324,"Avener, John, of Troston, husbandman",0 3977993,2016877,defendant,Grenegresse,"John, senior",husbandman,586324,"Grenegresse, John, senior, of Troston, husbandman",1