(S (S (PP (IN During) (NP (BASENP (DT the) (NN trading) (NN session)) (PP (VBG following) (NP (BASENP (DT this) (JJ two-day) (NN summit)) (COMMA ,) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (VP (VBN expected) (S (VP (TO to) (VP (VB result) (PP (IN in) (NP (DT the) (QT (DQL ``) (NP (BASENP (NNP Declaration)) (PP (IN of) (BASENP (NNP Riyadh)))) (DQR ''))))))))))))))) (COMMA ,) (S (NP (BASENP (DT the) (NN price)) (PP (IN of) (BASENP (NN petroleum)))) (VP (VP (VP (VBD rose) (BASENP (DOLLAR $) (NN 0.80))) (PP (IN in) (BASENP (DT the) (NNP New) (NNP York) (NN market)))) (CC and) (VP (BASENP (DOLLAR $) (NN 0.66)) (PP (IN in) (BASENP (NNP London))))))) (PERIOD .))