id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5104917,2387874,plaintiff,Chaveney,Richard,,,"Chaveney, Richard",0 5104918,2387874,defendant,Heuster,Nicholas,carter,625178,"Heuster, Nicholas, of Assheborn, carter",0 5104919,2387874,defendant,Leesland,Richard,mercer,587136,"Leesland, Richard, of Derby, mercer",1