are far more alienating than involving . 
(ROOT (S (VP (VBP are) (ADJP (ADJP (RB far) (RBR more) (JJ alienating)) (PP (IN than) (S (VP (VBG involving)))))) (. .)))
(ROOT (S (VP (VBP ) (ADJP (ADJP (RB ) (RBR ) (JJ )) (PP (IN ) (S (VP (VBG )))))) (. )))