( ( Since ( ( ( the ( same sort ) ) ( of tree ) ) ( still ( grows there ) ) ) ) ( , ( we ( ( were ( able ( to ( take ( ( a ( few ( acorns home ) ) ) ( as souvenirs ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN Since) (S (NP (NP (DT the) (JJ same) (NN sort)) (PP (IN of) (NP (NN tree)))) (ADVP (RB still)) (VP (VBZ grows) (ADVP (RB there))))) (, ,) (NP (PRP we)) (VP (VBD were) (ADJP (JJ able) (S (VP (TO to) (VP (VB take) (NP (NP (DT a) (JJ few) (NNS acorns) (NN home)) (PP (IN as) (NP (NNS souvenirs))))))))) (. .)))
Since the same sort of tree still grows there, we were able to take a few acorns home as souvenirs.
(ROOT (S (NP (NP (DT An) (NN acorn)) (VP (VBG growing) (PP (IN into) (NP (DT an) (JJ adult) (NN tree))))) (VP (MD will) (VP (VB take) (NP (DT the) (JJS longest) (NN time)) (S (VP (TO to) (VP (VB observe)))))) (. .)))