( But ( there ( ( is ( more ( to ( cactuses ( than spines ) ) ) ) ) . ) ) )
(ROOT (S (CC But) (NP (EX there)) (VP (VBZ is) (ADJP (ADJP (JJR more)) (PP (TO to) (NP (NP (NNS cactuses)) (PP (IN than) (NP (NNS spines))))))) (. .)))
But there is more to cactuses than spines.
(ROOT (S (NP (NP (DT The) (NNS spines)) (PP (IN of) (NP (DT a) (NN cactus)))) (VP (VBP help) (SBAR (S (NP (PRP it)) (VP (VBP survive) (SBAR (IN because) (S (NP (NNS spines)) (VP (VB protect) (NP (DT the) (NN cactus)) (PP (IN from) (NP (NNS animals)))))))))) (. .)))