id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5019462,2362575,plaintiff,de Ferraris,"Thomas, senior",,592003,"de Ferraris, Thomas, senior, of Groby",0 5019463,2362575,defendant,Grey,Thomas,,592003,"Grey, Thomas, of Groby, knight",0 5019464,2362575,defendant,Grey,Margaret,"widow of Grey, Richard",,"Margaret his wife, widow of Grey, Richard",1