( ( Substances ( ( made up ) ( of ( molecules ( consisting ( of ( atoms ( of ( different elements ) ) ) ) ) ) ) ) ) ( ( are ( called COMPOUNDS ) ) . ) )
(ROOT (S (NP (NP (NNS Substances)) (VP (VBN made) (PRT (RP up)) (PP (IN of) (NP (NP (NNS molecules)) (VP (VBG consisting) (PP (IN of) (NP (NP (NNS atoms)) (PP (IN of) (NP (JJ different) (NNS elements)))))))))) (VP (VBP are) (VP (VBN called) (NP (NNS COMPOUNDS)))) (. .)))
Substances made up of molecules consisting of atoms of different elements are called COMPOUNDS.
(ROOT (S (NP (PRP You)) (VP (VBP call) (NP (NP (DT a) (JJ pure) (NN substance)) (SBAR (WHNP (WDT that)) (S (VP (MD can) (RB not) (VP (VB be) (VP (VBN broken) (ADVP (RB down) (PP (IN into) (NP (NP (JJ different) (NNS types)) (PP (IN of) (NP (NNS substances)))))) (NP (DT a) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN element))))))))) (. .)))