id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3686964,1922089,plaintiff,Calthorp,Philip,knight,,"Calthorp, Philip, knight",0 3686965,1922089,plaintiff,Heydon,John,knight,,"Heydon, John, knight",1 3686966,1922089,defendant,Yelverton,William,esq,590420,"Yelverton, William, of Rougham, esq",0 3686967,1922089,defendant,Hyde,John,clerk,,"Hyde, John, clerk",1