id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4912807,2330502,plaintiff,Chambyr,Thomas,,758643,"Chambyr, Thomas, of Kyrkeby Stephen",0 4912808,2330502,defendant,de Blenkarne,Katherine,widow,821011,"de Blenkarne, Katherine, of Crosseby Garrade, widow",0 4912809,2330502,defendant,Mason,Richard,yeoman,764530,"Mason, Richard, of Nateby, yeoman",1