i also wanted a little alien as a friend ! 
(ROOT (S (NP (PRP i)) (ADVP (RB also)) (VP (VBD wanted) (NP (NP (DT a) (JJ little) (NN alien)) (PP (IN as) (NP (DT a) (NN friend))))) (. !)))
(ROOT (S (NP (PRP )) (ADVP (RB )) (VP (VBD ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (DT ) (NN ))))) (. )))