(S (S (BASENP (DT The) (NN government)) (VP (VBZ has) (VP (VBN asked) (S (BASENP (DT the) (NNP Environmental) (NNP Risk) (NNP Management) (NNP Authority)) (VP (TO to) (VP (VP (VB investigate) (NP (BASENP (DT the) (NNS fireworks)) (ADJP (JJ available) (PP (IN for) (BASENP (NN purchase)))))) (PP (IN in) (NP (BASENP (NNS regards)) (PP (TO to) (NP (NP (BASENP (DT the) (NN style)) (COMMA ,) (BASENP (NN design))) (CC and) (NP (BASENP (DT the) (NN construction)) (PP (IN of) (BASENP (DT the) (JJ various) (NNS fireworks)))))))))))))) (PERIOD .))