id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4568846,2221840,plaintiff,Walton,Thomas de,,770544,"Walton, Thomas de, of Lichfield, canon of the church & prebendary of the Freford prebend",0 4568847,2221840,defendant,Rydware,William de,chapalin,,"Rydware, William de, chapalin",0 4568848,2221840,defendant,Aston,Thomas de,knight,,"Aston, Thomas de, knight",1 4568849,2221840,defendant,Rydware,Robert,,654403,"Rydware, Robert, of Lichfield, son of Roger",2