id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4951571,2342449,plaintiff,Pynnok,"John, junior",,,"Pynnok, John, junior",0 4951572,2342449,plaintiff,Large,John,,,"Large, John",1 4951573,2342449,defendant,Penred,John,mercer,587960,"Penred, John, of Bannebury, mercer",0