that satisfies , as comfort food often can 
(ROOT (S (NP (DT that)) (VP (VBZ satisfies) (, ,) (SBAR (IN as) (S (NP (NN comfort) (NN food)) (ADVP (RB often)) (VP (MD can)))))))
(ROOT (S (NP (DT )) (VP (VBZ ) (, ) (SBAR (IN ) (S (NP (NN ) (NN )) (ADVP (RB )) (VP (MD )))))))