id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3608490,1870316,plaintiff,Thurbern,Thomas,,,"Thurbern, Thomas",0 3608491,1870316,defendant,Burton,William,carver,586405,"Burton, William, of Nedham Market, carver",0 3608492,1870316,defendant,Hanell or Havell,William,mercer,586405,"Hanell or Havell, William, of Nedham Market, mercer",1