left with a sour taste in your mouth 
(ROOT (S (VP (VBN left) (PP (IN with) (NP (NP (DT a) (JJ sour) (NN taste)) (PP (IN in) (NP (PRP$ your) (NN mouth))))))))
(ROOT (S (VP (VBN ) (PP (IN ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (PRP$ ) (NN ))))))))