id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4678201,2258791,plaintiff,Heybrook,Robert,,,"Heybrook, Robert, on his own account",0 4678202,2258791,defendant,Pryour,John,fisher,682380,"Pryour, John, of Brydeport, fisher",0 4678203,2258791,defendant,Mountford,William,merchant,682380,"Mountford, William, of Brydeport, merchant",1