source: [lemma=key] [lemma=until] [tag=DT] [□] □
destination: [lemma=key] [lemma=until] [tag=DT] [□=□] □
spec: In a brute-force attack , the attacker simply tries every possible key until the right one is found . The Department for Education and Skills is holding regional events , taking take place between 11 March and 10 April , as part of the consultation on the White Paper .