id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4732929,2275477,plaintiff,Polreden,John,,,"Polreden, John",0 4732930,2275477,defendant,Trelymer,John,gent,793021,"Trelymer, John, of Lansu, gent",0 4732931,2275477,defendant,Cok,John,merchant,599286,"Cok, John, of Tanton, Soms, merchant",1 4732932,2275477,defendant,Trenronek,Richard,gent,793022,"together with Trenronek, Richard, of Trenronek, Cornwall, gent",2