id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3811192,1961397,plaintiff,Calverley,William,,,"Calverley, William",0 3811193,1961397,plaintiff,Calverley,Robert,,,"Calverley, Robert",1 3811194,1961397,plaintiff,Calverley,Thomas,,,"Calverley, Thomas",2 3811195,1961397,defendant,Calverley,Walter,,602366,"Calverley, Walter, of Calverley, knight",0