The parent or teacher intervenes only when the child is truly stuck, granting the child as much opportunity to master his or her own behavior as possible.
( ( The ( ( parent or ) teacher ) ) ( ( ( ( intervenes ( ( only when ) ( ( the child ) ( is ( truly stuck ) ) ) ) ) , ) ( ( ( granting ( the child ) ) ( ( as much ) opportunity ) ) ( to ( master ( ( ( ( his or ) her ) ( own behavior ) ) ( as possible ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN parent) (CC or) (NN teacher)) (VP (VBZ intervenes) (SBAR (WHADVP (RB only) (WRB when)) (S (NP (DT the) (NN child)) (VP (VBZ is) (ADJP (RB truly) (JJ stuck))))) (, ,) (S (VP (VBG granting) (NP (DT the) (NN child)) (NP (ADJP (RB as) (JJ much)) (NN opportunity)) (S (VP (TO to) (VP (VB master) (NP (NP (ADJP (PRP$ his) (CC or) (PRP$ her)) (JJ own) (NN behavior)) (ADJP (RB as) (JJ possible))))))))) (. .)))
The parents don't intervene when the child is actually stuck on the problem.
( ( The parents ) ( ( ( do n't ) ( intervene ( when ( ( the child ) ( ( is actually ) ( stuck ( on ( the problem ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNS parents)) (VP (VBP do) (RB n't) (VP (VB intervene) (SBAR (WHADVP (WRB when)) (S (NP (DT the) (NN child)) (VP (VBZ is) (ADVP (RB actually)) (VP (VBN stuck) (PP (IN on) (NP (DT the) (NN problem))))))))) (. .)))