document: {"document":{"title":"na","text":"What Kind of Security Measures","paragraphs":null,"sentences":null,"tokens":["What","Kind","of","Security","Measures"],"language":null},"tags":[{"tag":"O","start":0,"end":4,"comment":null},{"tag":"O","start":5,"end":9,"comment":null},{"tag":"O","start":10,"end":12,"comment":null},{"tag":"O","start":13,"end":21,"comment":null},{"tag":"O","start":22,"end":30,"comment":null}]}