seeming at once both refreshingly different and reassuringly familiar 
(ROOT (S (VP (VBG seeming) (PP (IN at) (RB once)) (ADJP (CC both) (ADJP (RB refreshingly) (JJ different)) (CC and) (ADJP (RB reassuringly) (JJ familiar))))))
(ROOT (S (VP (VBG ) (PP (IN ) (RB )) (ADJP (CC ) (ADJP (RB ) (JJ )) (CC ) (ADJP (RB ) (JJ ))))))