Indeed, efforts to use public concern, and at times outrage, to tackle the sweatshop problem go back to the early part of this century.
( Indeed ( , ( ( efforts ( ( ( ( to ( use ( public concern ) ) ) , ) and ) ( ( at ( times outrage ) ) ( , ( to ( tackle ( the ( sweatshop problem ) ) ) ) ) ) ) ) ( ( ( go back ) ( to ( ( the ( early part ) ) ( of ( this century ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Indeed)) (, ,) (NP (NNS efforts) (S (VP (VP (TO to) (VP (VB use) (NP (JJ public) (NN concern)))) (, ,) (CC and) (VP (PP (IN at) (NP (NNS times) (NN outrage))) (, ,) (TO to) (VP (VB tackle) (NP (DT the) (NN sweatshop) (NN problem))))))) (VP (VBP go) (ADVP (RB back)) (PP (TO to) (NP (NP (DT the) (JJ early) (NN part)) (PP (IN of) (NP (DT this) (NN century)))))) (. .)))
Efforts to curb sweat shop problems go back to the early century.
( ( Efforts ( to ( curb ( sweat ( shop problems ) ) ) ) ) ( ( ( go back ) ( to ( the ( early century ) ) ) ) . ) )
(ROOT (S (NP (NNS Efforts) (S (VP (TO to) (VP (VB curb) (NP (NN sweat) (NN shop) (NNS problems)))))) (VP (VBP go) (ADVP (RB back)) (PP (TO to) (NP (DT the) (JJ early) (NN century)))) (. .)))