(S (S (BASENP (DT The) (JJ final) (NN declaration)) (VP (ADVP (RB also)) (VP (VBD reaffirmed) (NP (NP (BASENP (DT the) (NNP Sydney) (NNP Declaration)) (PP (IN on) (BASENP (NN climate) (NN change)))) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (VBD had) (VP (VBN been) (VP (VP (VBN agreed) (PP (IN upon))) (PP (IN on) (BASENP (NNP Saturday)))))))))))) (PERIOD .))