id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4417329,2170302,plaintiff,Sandford,Robert de,,,"Sandford, Robert de",0 4417330,2170302,defendant,Cabergh,John de,,,"Cabergh, John de",0 4417331,2170302,defendant,Walker,John,,753999,"Walker, John, of Warthecop",1 4417332,2170302,defendant,(illegible),,his son,,"_, his son",2 4417333,2170302,defendant,Webester,Robert,,754000,"Webester, Robert, of Warthecopp",3 4417334,2170302,defendant,Thorne,Celia,formerly wife of William,,"Thorne, Celia, formerly wife of William",4