id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5003017,2357786,plaintiff,Oxford,John,"earl, of",,"Oxford, John, earl, of",0 5003018,2357786,defendant,Beeston,William de,gent,628870,"Beeston, William de, of Aston, Cheshire, gent",0 5003019,2357786,defendant,Massy,William,gent,587004,"Massy, William, of Preston, Chester, gent",1 5003020,2357786,defendant,Aston,Richard,gent,587352,"Aston, Richard, of Aston, gent",2