When we consider how much the set is on during school holidays and summer vacations, children spend more time watching TV than they do in any other waking activity, including going to school and interacting with family members or peers.
( ( When ( we ( consider ( ( how much ) ( ( the set ) ( is ( on ( during ( school ( holidays ( and ( summer vacations ) ) ) ) ) ) ) ) ) ) ) ) ( , ( children ( ( ( spend ( more time ) ) ( ( ( ( ( ( watching TV ) ( than ( they ( do ( in ( any ( other ( waking activity ) ) ) ) ) ) ) ) , ) ( including ( going ( to school ) ) ) ) and ) ( interacting ( with ( family ( ( members or ) peers ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (PRP we)) (VP (VBP consider) (SBAR (WHADJP (WRB how) (JJ much)) (S (NP (DT the) (NN set)) (VP (VBZ is) (PP (IN on) (PP (IN during) (NP (NN school) (NNS holidays) (CC and) (NN summer) (NNS vacations)))))))))) (, ,) (NP (NNS children)) (VP (VBP spend) (NP (JJR more) (NN time)) (S (VP (VP (VBG watching) (NP (NN TV)) (SBAR (IN than) (S (NP (PRP they)) (VP (VBP do) (PP (IN in) (NP (DT any) (JJ other) (NN waking) (NN activity))))))) (, ,) (VP (VBG including) (S (VP (VBG going) (PP (TO to) (NP (NN school)))))) (CC and) (VP (VBG interacting) (PP (IN with) (NP (NN family) (NNS members) (CC or) (NNS peers))))))) (. .)))
Spending time with family and friends is preferred to TV by children. 
( ( ( Spending time ) ( with ( ( family and ) friends ) ) ) ( ( is ( ( preferred ( to TV ) ) ( by children ) ) ) . ) )
(ROOT (S (NP (NP (VBG Spending) (NN time)) (PP (IN with) (NP (NN family) (CC and) (NNS friends)))) (VP (VBZ is) (VP (VBN preferred) (PP (TO to) (NP (NN TV))) (PP (IN by) (NP (NNS children))))) (. .)))