with a hard-to-swallow premise 
(ROOT (PP (IN with) (NP (DT a) (ADJP (JJ hard) (HYPH -) (SBAR (S (VP (IN to) (HYPH -) (VP (NN swallow)))))) (NN premise))))
(ROOT (PP (IN ) (NP (DT ) (ADJP (JJ ) (HYPH ) (SBAR (S (VP (IN ) (HYPH ) (VP (NN )))))) (NN ))))