( ( Recall ( that ( matter ( is ( composed ( of ( ( different substances ) ( that ( are ( called elements ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB Recall) (SBAR (IN that) (S (NP (NN matter)) (VP (VBZ is) (VP (VBN composed) (PP (IN of) (NP (NP (JJ different) (NNS substances)) (SBAR (WHNP (WDT that)) (S (VP (VBP are) (VP (VBN called) (NP (NNS elements))))))))))))) (. .)))
Recall that matter is composed of different substances that are called elements .
(ROOT (S (ADVP (DT All) (NN matter) (SBAR (IN in) (S (NP (DT the) (NN universe)) (VP (VBZ is) (UCP (VP (VBN composed) (PP (IN of) (NP (CD one)))) (CC or) (ADJP (RBR more) (JJ unique))))))) (NP (JJ pure) (NNS substances)) (VP (VBD called) (NP (NNS elements))) (. .)))