id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5586255,2530746,plaintiff,Lassells,Richard,,596999,"Lassells, Richard, of Styrton",0 5586256,2530746,plaintiff,Thorney,Alvared,,,"Thorney, Alvared",1 5586257,2530746,defendant,Irchenet,William,mercer,586846,"Irchenet, William, of Lincoln, mercer",0