id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3588736,1864121,plaintiff,Boole,Thomas,,,"Boole, Thomas",0 3588737,1864121,defendant,Kydnowe,Thomas,yeoman,586172,"Kydnowe, Thomas, of Hertford, yeoman",0 3588738,1864121,defendant,Ponde,John,mercer,586172,"Ponde, John, of Hertford, mercer",1