id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4508505,2203134,plaintiff,Alanson,John,,656746,"Alanson, John, of Cumberworth, son of William",0 4508506,2203134,defendant,Cumberworth,Robert de,son of Celia,,"Cumberworth, Robert de, son of Celia",0