the nicest thing i can say is that i ca n't remember a single name responsible for it 
(ROOT (S (NP (NP (DT the) (JJS nicest) (NN thing)) (SBAR (S (NP (PRP i)) (VP (MD can) (VP (VB say)))))) (VP (VBZ is) (SBAR (IN that) (S (NP (PRP i)) (VP (MD ca) (RB n't) (VP (VB remember) (NP (NP (DT a) (JJ single) (NN name)) (ADJP (JJ responsible) (PP (IN for) (NP (PRP it))))))))))))
(ROOT (S (NP (NP (DT ) (JJS ) (NN )) (SBAR (S (NP (PRP )) (VP (MD ) (VP (VB )))))) (VP (VBZ ) (SBAR (IN ) (S (NP (PRP )) (VP (MD ) (RB ) (VP (VB ) (NP (NP (DT ) (JJ ) (NN )) (ADJP (JJ ) (PP (IN ) (NP (PRP ))))))))))))