Parental oversight and involvement in children's TV viewing are essential for two reasons.
( ( ( Parental ( ( oversight and ) involvement ) ) ( in ( ( children 's ) ( TV viewing ) ) ) ) ( ( are ( essential ( for ( two reasons ) ) ) ) . ) )
(ROOT (S (NP (NP (JJ Parental) (NN oversight) (CC and) (NN involvement)) (PP (IN in) (NP (NP (NNS children) (POS 's)) (NN TV) (NN viewing)))) (VP (VBP are) (ADJP (JJ essential) (PP (IN for) (NP (CD two) (NNS reasons))))) (. .)))
Studies show children make good decisions about what to watch and don't require any parental oversight.
( ( Studies ( show children ) ) ( ( ( ( ( make ( good decisions ) ) ( about ( what ( to watch ) ) ) ) and ) ( ( do n't ) ( require ( any ( parental oversight ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Studies) (NN show) (NNS children)) (VP (VP (VBP make) (NP (JJ good) (NNS decisions)) (PP (IN about) (SBAR (WHNP (WP what)) (S (VP (TO to) (VP (VB watch))))))) (CC and) (VP (VBP do) (RB n't) (VP (VB require) (NP (DT any) (JJ parental) (NN oversight))))) (. .)))