(S (S (NP (BASENP (NNS Correspondents)) (PP (IN for) (BASENP (DT the) (NNP BBC)))) (VP (VBP stress) (SBAR (SBAR (IN that) (S (BASENP (JJ Israeli) (NN exit) (NNS polls)) (VP (VBP are) (VP (VBN considered) (S (VP (TO to) (VP (VB be) (ADJP (RB relatively) (JJ unreliable))))))))) (CONJP (COMMA ,) (CC and)) (SBAR (IN that) (S (BASENP (PRP it)) (VP (MD may) (VP (VP (VB take) (BASENP (DT some) (NN time))) (S (VP (TO to) (VP (VB get) (BASENP (JJ definitive) (NNS results)))))))))))) (PERIOD .))