you 'll need a stronger stomach than us . 
(ROOT (S (NP (PRP you)) (VP (MD 'll) (VP (VB need) (NP (NP (DT a) (JJR stronger) (NN stomach)) (PP (IN than) (NP (PRP us)))))) (. .)))
(ROOT (S (NP (PRP )) (VP (MD ) (VP (VB ) (NP (NP (DT ) (JJR ) (NN )) (PP (IN ) (NP (PRP )))))) (. )))