the kids in the audience at the preview screening seemed bored , cheering the pratfalls but little else ; their parents , wise folks that they are , read books . 
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(ROOT (S (S (NP (NP (DT ) (NNS )) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (DT ) (NN ) (NN )))))) (VP (VBD ) (S (ADJP (JJ ))) (, ) (S (VP (VP (VBG ) (NP (DT ) (NNS ))) (CC ) (NP (JJ ) (JJ )))))) (, ) (S (NP (NP (PRP$ ) (NNS )) (, ) (NP (NP (JJ ) (NNS )) (SBAR (WHNP (WDT )) (S (NP (PRP )) (VP (VBP ))))) (, )) (VP (VBP ) (NP (NNS )))) (. )))