id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5350828,2460369,plaintiff,Courtenay,William,knight,,"Courtenay, William, knight",0 5350829,2460369,defendant,Romant or Roman,William,mariner,872594,"Romant or Roman, William, of Clyfton Dertemouth Hardenes, mariner",0