id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4477456,2193613,plaintiff,Grey,Richard de,,761257,"Grey, Richard de, of Codenore, knight",0 4477457,2193613,defendant,Jakson,John,,761238,"Jakson, John, of Sandyacre",0 4477458,2193613,defendant,Jakson,Thomas,,717048,"Jakson, Thomas, of Chilwell",1