id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3933451,2001476,plaintiff,Gryffyn,Edward,,,"Gryffyn, Edward",0 3933452,2001476,defendant,Semar,"Alexander, senior",gent,585869,"Semar, Alexander, senior, of London, gent",0 3933453,2001476,defendant,Allen,Thomas,,603499,"Allen, Thomas, of Suthwerk, Surr",1 3933454,2001476,defendant,Rogers,Thomas,merchant,585869,"Rogers, Thomas, of London, merchant",2 3933455,2001476,defendant,Constantine,Philip,merchant,586606,"Constantine, Philip, of Chester, merchant",3 3933456,2001476,defendant,Gorstlowe,Thomas,merchant,586606,"Gorstlowe, Thomas, of Chester, merchant",4