source: [tag=NN] [lemma=must] [tag=VB] [word=before] [lemma=□]?
destination: [tag=NN] [lemma=must] [tag=VB] [word=before] [lemma=a]?
spec: Strengthening the walls of a castle adds to the damage the castle must take before it is destroyed . This reduces the amount of information a student must learn before they participate in an actual hunt . We are a self-managed , self-administered company that has elected to be taxed as a real estate investment trust , or REIT . This project addresses issues of colonisation and subsequent diversification within the Macaronesian Islands by looking at genetic diversity within the fern Asplenium hemionitis L. and the tree Laurus azorica ( Seub . See Section VII.D.3 for statutory exceptions for certain states regarding the purchase of alternative fuel with CMAQ funds . In that event , their case must go before the President 's Planning Committee . Once more , Socrates , I will ask you to consider another way of speaking about justice and injustice , which is not confined to the poets , but is found in prose writers . I went to see our teacher Kang Yang Wook and asked him what was wrong with our singing and dancing ; I said that we should go on with the play . Haniyeh and Abbas have both welcomed the Saudi invitation , but added that a truce must hold before such a meeting can be convened.Foreign Minister Mahmoud Zahar of Hamas said the truce agreement calls for security forces to return to their bases , suspects in killings to be handed over , and all hostages to be released .