more likely to have you scratching your head than hiding under your seat . 
(ROOT (ADJP (ADJP (RBR more) (JJ likely) (S (VP (TO to) (VP (VB have) (S (NP (PRP you)) (VP (VBG scratching) (NP (PRP$ your) (NN head)))))))) (PP (IN than) (S (VP (VBG hiding) (PP (IN under) (NP (PRP$ your) (NN seat)))))) (. .)))
(ROOT (ADJP (ADJP (RBR ) (JJ ) (S (VP (TO ) (VP (VB ) (S (NP (PRP )) (VP (VBG ) (NP (PRP$ ) (NN )))))))) (PP (IN ) (S (VP (VBG ) (PP (IN ) (NP (PRP$ ) (NN )))))) (. )))