He was rebuffed, and the Saudis joined the U.S.-led coalition.
( ( ( ( ( He ( was rebuffed ) ) , ) and ) ( ( the Saudis ) ( joined ( the ( U.S.-led coalition ) ) ) ) ) . )
(ROOT (S (S (NP (PRP He)) (VP (VBD was) (VP (VBN rebuffed)))) (, ,) (CC and) (S (NP (DT the) (NNPS Saudis)) (VP (VBD joined) (NP (DT the) (JJ U.S.-led) (NN coalition)))) (. .)))
The Saudis refused to join a coalition led by the U.S.
( ( The Saudis ) ( refused ( to ( join ( ( a coalition ) ( led ( by ( the U.S. ) ) ) ) ) ) ) )
(ROOT (S (NP (DT The) (NNPS Saudis)) (VP (VBD refused) (S (VP (TO to) (VP (VB join) (NP (NP (DT a) (NN coalition)) (VP (VBN led) (PP (IN by) (NP (DT the) (NNP U.S.)))))))))))