by a script that assumes you are n't very bright 
(ROOT (PP (IN by) (NP (NP (DT a) (NN script)) (SBAR (WHNP (WDT that)) (S (VP (VBZ assumes) (SBAR (S (NP (PRP you)) (VP (VBP are) (RB n't) (ADJP (RB very) (JJ bright)))))))))))
(ROOT (PP (IN ) (NP (NP (DT ) (NN )) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (SBAR (S (NP (PRP )) (VP (VBP ) (RB ) (ADJP (RB ) (JJ )))))))))))