cremaster 3 is at once a tough pill to swallow and a minor miracle of self-expression . 
(ROOT (S (NP (NN cremaster) (CD 3)) (VP (VBZ is) (ADVP (IN at) (RB once)) (NP (NP (NP (DT a) (JJ tough) (NN pill)) (SBAR (S (VP (TO to) (VP (VB swallow)))))) (CC and) (NP (NP (DT a) (JJ minor) (NN miracle)) (PP (IN of) (NP (NN self) (HYPH -) (NN expression)))))) (. .)))
(ROOT (S (NP (NN ) (CD )) (VP (VBZ ) (ADVP (IN ) (RB )) (NP (NP (NP (DT ) (JJ ) (NN )) (SBAR (S (VP (TO ) (VP (VB )))))) (CC ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (NN ) (HYPH ) (NN )))))) (. )))