it begins to fade from memory 
(ROOT (S (NP (PRP it)) (VP (VBZ begins) (S (VP (TO to) (VP (VB fade) (PP (IN from) (NP (NN memory)))))))))
(ROOT (S (NP (PRP )) (VP (VBZ ) (S (VP (TO ) (VP (VB ) (PP (IN ) (NP (NN )))))))))