that leaves vague impressions and a nasty aftertaste but little clear memory of its operational mechanics 
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(ROOT (S (NP (DT )) (VP (VBZ ) (NP (NP (NP (JJ ) (NNS )) (CC ) (NP (DT ) (JJ ) (NN ))) (CC ) (NP (NP (JJ ) (JJ ) (NN )) (PP (IN ) (NP (PRP$ ) (JJ ) (NN ))))))))