(S (S (SBAR (IN While) (S (NP (NP (BASENP (DT a) (NN reduction)) (PP (IN in) (NP (BASENP (NNS levies)) (PP (IN on) (BASENP (NN petroleum) (NNS products)))))) (PP (IN by) (NP (BASENP (DT the) (NNP Centre)) (CC and) (BASENP (DT the) (NNP State) (NNP Government))))) (VP (VBD was) (BASENP (DT a) (JJ temporary) (NN solution))))) (COMMA ,) (S (BASENP (DT the) (JJ long-term) (NN solution)) (VP (VBZ was) (S (VP (TO to) (VP (VP (VB reduce) (NP (BASENP (NN consumption)) (PP (IN of) (BASENP (NN petroleum) (NNS products))))) (CC and) (VP (VB promote) (NP (BASENP (NN research)) (PP (IN on) (BASENP (PRPD their) (NNS alternatives))))))))))) (PERIOD .))