( ( Minerals ( such ( as diamond ) ) ) ( ( are ( found ( in ( the mountains ) ) ) ) . ) )
(ROOT (S (NP (NP (NNPS Minerals)) (PP (JJ such) (IN as) (NP (NN diamond)))) (VP (VBP are) (VP (VBN found) (PP (IN in) (NP (DT the) (NNS mountains))))) (. .)))
Minerals such as diamond are found in the mountains.
(ROOT (S (NP (DT A) (JJ synthetic) (NN diamond)) (VP (VBZ is) (RB not) (VP (VBN considered) (NP (DT a) (NN mineral)) (SBAR (IN because) (S (NP (NNS minerals)) (VP (MD must) (VP (VB be) (VP (VBN created) (ADVP (RB naturally))))))))) (. .)))