id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5486946,2500992,plaintiff,Speke,John,,,"Speke, John",0 5486947,2500992,plaintiff,Hayes,John,,,"Hayes, John",1 5486948,2500992,defendant,Yane or Yave,Thomas,mariner,586541,"Yane or Yave, Thomas, of Exmouth, mariner",0