id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4522415,2207351,plaintiff,Grene,John,,,"Grene, John",0 4522416,2207351,defendant,Derset,William,,,"Derset, William",0 4522417,2207351,defendant,Cley,Richard,,756216,"Cley, Richard, of Radeford",1 4522418,2207351,defendant,Gybones,John,,763453,"Gybones, John, of Newebold",2 4522419,2207351,defendant,Clerk,John,,765916,"Clerk, John, of Whitemersh",3