America is under attack.
( America ( ( is ( under attack ) ) . ) )
(ROOT (S (NP (NNP America)) (VP (VBZ is) (PP (IN under) (NP (NN attack)))) (. .)))
America is fine.
( America ( ( is fine ) . ) )
(ROOT (S (NP (NNP America)) (VP (VBZ is) (ADJP (JJ fine))) (. .)))