(S (S (BASENP (DT The) (NNS credits)) (VP (VBP are) (VP (VBN designed) (PP (IN as) (NP (BASENP (DT a) (JJ financial) (NN incentive)) (PP (IN for) (S (BASENP (JJ developing) (NNS countries)) (VP (TO to) (VP (VB reduce) (BASENP (NN greenhouse) (NNS emissions))))))))))) (PERIOD .))