id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4504406,2201932,plaintiff,Roos,William de,,759098,"Roos, William de, of Hamelak, knight, on his own account",0 4504407,2201932,defendant,Brereton,Thomas,,764252,"Brereton, Thomas, of Shybergh,",0