id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq
4673648,2257389,plaintiff,Davy,Ellis,mercer,585869,"Davy, Ellis, of London, mercer, on his own account",0
4673649,2257389,defendant,Cheyne,William,,608688,"Cheyne, William, of Broke, Wilts, knight",0