id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4766172,2285413,plaintiff,Lancastre,John,knight,,"Lancastre, John, knight",0 4766173,2285413,defendant,Langstroth,Thomas,yeoman,782069,"Langstroth, Thomas, of Derwent Felles, yeoman",0