id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3965200,2012440,plaintiff,Barley,Robert,mercer,644060,"Barley, Robert, of Mansfeld, mercer",0 3965201,2012440,defendant,Leverton,John,mercer,623930,"Leverton, John, of Newarke on Trent, gent, mercer",0