id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3693752,1924241,plaintiff,Mason,William,,,"Mason, William",0 3693753,1924241,defendant,Wharff,Thomas,dyer,593123,"Wharff, Thomas, of Hornecastell, dyer",0 3693754,1924241,defendant,Wharff,William,dyer,593123,"Wharff, William, of Hornecastell, dyer",1