(S (S (BASENP (DT The) (NNP UN)) (VP (VBZ hopes) (PP (IN for) (NP (NP (BASENP (DT an) (NN advance) (NN force)) (PP (IN of) (QP (ADVP (RB up) (TO to)) (NN 3,500)))) (PP (IN within) (NP (DT the) (NP (JJ next) (NP (QP (BASENP (NN 10)) (PP (TO to) (BASENP (NN 14)))) (NNS days))))))))) (PERIOD .))