id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3671656,1917123,plaintiff,Collsell,William,mercer,585869,"Collsell, William, of London, mercer",0 3671657,1917123,defendant,Byrche,William,chapman,586513,"Byrche, William, of Newebury, Berks, chapman",0 3671658,1917123,defendant,Elveden,Nicholas,draper,585869,"Elveden, Nicholas, of London, draper",1 3671659,1917123,defendant,Smyth,John,chapman,588332,"Smyth, John, of Westchester, Cheshire, chapman",2 3671660,1917123,defendant,Hyckys,Thomas,chapman,604124,"Hyckys, Thomas, of Lawnston, Cornw, chapman",3 3671661,1917123,defendant,Samfford,William,chapman,592956,"Samfford, William, of Bruton, Soms, chapman",4