id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3865050,1978512,plaintiff,Mayne,William,gent,,"Mayne, William, gent",0 3865051,1978512,defendant,Coryton,Peter,esq,637306,"Coryton, Peter, of Newton, Cornw, esq",0 3865052,1978512,defendant,Trevelion,Humphrey,esq,590652,"Trevelion, Humphrey, of St Mary Wyke, Cornw, esq",1 3865053,1978512,defendant,Busshop,Robert,yeoman,641971,"Busshop, Robert, of Bonley, Devon, yeoman",2