(S (S (PP (VBG According) (PP (TO to) (NP (NP (BASENP (DT the) (NNP Bureau)) (PP (IN of) (BASENP (NNP Meteorology)))) (COMMA ,) (BASENP (LRB -LRB-) (BASENP (NNP BOM)) (RRB -RRB-))))) (S (S (BASENP (NN 2005)) (VP (VBD was) (BASENP (DT the) (JJS hottest) (NN year)))) (SBAR (IN since) (S (NP (ADJP (JJ reliable) (COMMA ,) (JJ widespread)) (BASENP (NN temperature) (NNS observations))) (VP (VBD became) (ADJP (JJ available) (PP (IN in) (BASENP (NN 1910))))))))) (PERIOD .))