(S (S (BASENP (JJ Political) (NNS observers)) (VP (VBD commented) (SBAR (IN that) (S (BASENP (NN election)) (VP (VBD was) (ADJP (ADJP (RB too) (JJ close)) (SBAR (S (VP (TO to) (VP (VB call) (PP (IN between) (BASENP (DT the) (NN two))))))))))))) (PERIOD .))