Once again, the development of Web sites to undertake some of these connections represents an important first step in this direction.
( ( Once again ) ( , ( ( ( the development ) ( of ( Web ( sites ( to ( undertake ( some ( of ( these connections ) ) ) ) ) ) ) ) ) ( ( represents ( ( an ( important ( first step ) ) ) ( in ( this direction ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Once) (RB again)) (, ,) (NP (NP (DT the) (NN development)) (PP (IN of) (NP (NNP Web) (NNS sites) (S (VP (TO to) (VP (VB undertake) (NP (NP (DT some)) (PP (IN of) (NP (DT these) (NNS connections)))))))))) (VP (VBZ represents) (NP (NP (DT an) (JJ important) (JJ first) (NN step)) (PP (IN in) (NP (DT this) (NN direction))))) (. .)))
No web site is needed. 
( ( No ( web site ) ) ( ( is needed ) . ) )
(ROOT (S (NP (DT No) (NN web) (NN site)) (VP (VBZ is) (VP (VBN needed))) (. .)))