id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5609412,2537843,plaintiff,Sapcote,John,esq,,"Sapcote, John, esq",0 5609413,2537843,plaintiff,Sapcote,Thomas,,,"Sapcote, Thomas",1 5609414,2537843,defendant,Courtenay,Peter,,604539,"Courtenay, Peter, of Exeter, Bishop",0 5609415,2537843,defendant,Grey,Thomas,,884087,"Grey, Thomas, of Dorset, marquis",1 5609416,2537843,defendant,Olyver,Thomas,,890213,"Olyver, Thomas, of Bokeland or Buckland, abbot of the monastery of BM",2