promises is a compelling piece that demonstrates just how well children can be trained to live out and carry on their parents ' anguish . 
(ROOT (S (NP (NNS promises)) (VP (VBZ is) (NP (NP (DT a) (JJ compelling) (NN piece)) (SBAR (WHNP (WDT that)) (S (VP (VBZ demonstrates) (SBAR (WHADVP (RB just) (WRB how) (RB well)) (S (NP (NNS children)) (VP (MD can) (VP (VB be) (VP (VBN trained) (S (VP (TO to) (VP (VP (VB live) (PRT (RP out))) (CC and) (VP (VB carry) (PRT (IN on))) (NP (NP (PRP$ their) (NNS parents) (POS ')) (NN anguish))))))))))))))) (. .)))
(ROOT (S (NP (NNS )) (VP (VBZ ) (NP (NP (DT ) (JJ ) (NN )) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (SBAR (WHADVP (RB ) (WRB ) (RB )) (S (NP (NNS )) (VP (MD ) (VP (VB ) (VP (VBN ) (S (VP (TO ) (VP (VP (VB ) (PRT (RP ))) (CC ) (VP (VB ) (PRT (IN ))) (NP (NP (PRP$ ) (NNS ) (POS )) (NN ))))))))))))))) (. )))