id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3633849,1905397,plaintiff,Leyghton,Thomas,,,"Leyghton, Thomas",0 3633850,1905397,defendant,Grey,William,yeoman,587719,"Grey, William, of St Ives, Hunts, yeoman",0 3633851,1905397,defendant,Norfolke,Thomas,mariner,598731,"Norfolke, Thomas, of Southwolde, Suff, mariner",1