( ( ( The ( most ( common elements ) ) ) ( in ( the universe ) ) ) ( ( are ( ( hydrogen and ) stupidity ) ) . ) )
(ROOT (S (NP (NP (DT The) (RBS most) (JJ common) (NNS elements)) (PP (IN in) (NP (DT the) (NN universe)))) (VP (VBP are) (NP (NN hydrogen) (CC and) (NN stupidity))) (. .)))
The most common elements in the universe are hydrogen and stupidity.
(ROOT (S (NP (DT The) (NN sun)) (ADVP (RB mostly)) (VP (VBD made) (PRT (RP up)) (PP (IN of) (NP (DT the) (NN element) (NN hydrogen)))) (. .)))