it does n't reach them , but the effort is gratefully received . 
(ROOT (S (S (NP (PRP it)) (VP (VBZ does) (RB n't) (VP (VB reach) (NP (PRP them))))) (, ,) (CC but) (S (NP (DT the) (NN effort)) (VP (VBZ is) (ADVP (RB gratefully)) (VP (VBN received)))) (. .)))
(ROOT (S (S (NP (PRP )) (VP (VBZ ) (RB ) (VP (VB ) (NP (PRP ))))) (, ) (CC ) (S (NP (DT ) (NN )) (VP (VBZ ) (ADVP (RB )) (VP (VBN )))) (. )))