And welfare reform is an uncertain solution with an unknown starting date.
( And ( ( welfare reform ) ( ( is ( ( an ( uncertain solution ) ) ( with ( an ( unknown ( starting date ) ) ) ) ) ) . ) ) )
(ROOT (S (CC And) (NP (NN welfare) (NN reform)) (VP (VBZ is) (NP (NP (DT an) (JJ uncertain) (NN solution)) (PP (IN with) (NP (DT an) (JJ unknown) (JJ starting) (NN date))))) (. .)))
A welfare reform is guaranteed to solve the problems.
( ( A ( welfare reform ) ) ( ( is ( guaranteed ( to ( solve ( the problems ) ) ) ) ) . ) )
(ROOT (S (NP (DT A) (NN welfare) (NN reform)) (VP (VBZ is) (VP (VBN guaranteed) (S (VP (TO to) (VP (VB solve) (NP (DT the) (NNS problems))))))) (. .)))