id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3697069,1925303,plaintiff,Spencer,Thomas,,,"Spencer, Thomas",0 3697070,1925303,defendant,Thakker,Christopher,mercer,587136,"Thakker, Christopher, of Derby, mercer",0 3697071,1925303,defendant,Thakker,James,mercer,587136,"Thakker, James, of Derby, mercer",1 3697072,1925303,defendant,Hatfeld,Gilbert,mercer,587136,"Hatfeld, Gilbert, of Derby, mercer",2