id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4730561,2274758,plaintiff,Mare,Robert de la,,,"Mare, Robert de la",0 4730562,2274758,defendant,Ergaston,John,ironmonger,585869,"Ergaston, John, of London, ironmonger",0 4730563,2274758,defendant,Ergaston,Joan,,,"Joan, his wife",1 4730564,2274758,defendant,Sampson,Robert,ironmonger,585869,"Sampson, Robert, of London, ironmonger",2 4730565,2274758,defendant,Islep,Thomas,"son of John, clerk of London",,"Islep, Thomas, son of John, clerk of London",3 4730566,2274758,defendant,Ergaston,Thomas,,646998,"Ergaston, Thomas, of Aldermaston, Berks, carter, servant of John",4