id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4520769,2206836,plaintiff,Foucher,William,mercer,585869,"Foucher, William, of London, mercer",0 4520770,2206836,defendant,Aleyn,Henry,,604030,"Aleyn, Henry, of Exeter, Devon",0 4520771,2206836,defendant,Wylby,William,,586036,"Wylby, William, of Exeter",1 4520772,2206836,defendant,Massy,John,,765784,"Massy, John, of Asperton or Afperton, Devon",2