(S (S (PP (IN For) (BASENP (DT a) (JJ short) (NN time))) (COMMA ,) (S (S (NP (QP (ADVP (IN at) (JJS least)) (NN 100)) (NNS hikers)) (VP (VBD were) (VP (VBN trapped) (PP (IN in) (BASENP (DT the) (NNS mountains)))))) (CC and) (S (BASENP (DT a) (NN boy) (NN scout) (NN camp)) (VP (VBD was) (VP (ADVP (RB also)) (VP (VBN threatened) (PP (IN by) (BASENP (DT the) (NN blaze))))))))) (PERIOD .))