id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4974601,2349370,plaintiff,Melreth,William,mercer,585869,"Melreth, William, of London, mercer",0 4974602,2349370,plaintiff,Thykhill,Thomas,mercer,585869,"Thykhill, Thomas, of London, mercer",1 4974603,2349370,defendant,Lothe,Ralph,chapman,600376,"Lothe, Ralph, of Newmarket, Suff, chapman",0