id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4037142,2037946,plaintiff,John alias Thomas,Francis,,,"John alias Thomas, Francis",0 4037143,2037946,defendant,Leyty,John,husbandman,679653,"Leyty, John, of Peren, husbandman",0 4037144,2037946,defendant,Leyty,Peter,husbandman,679653,"Leyty, Peter, of Peren, husbandman",1 4037145,2037946,defendant,Polgreve,William,husbandman,679653,"Polgreve, William, of Peren, husbandman",2