Much research confirms that overloading children with input leads to disorganization of behavior.
( ( Much research ) ( ( confirms ( that ( ( ( overloading children ) ( with input ) ) ( leads ( to ( disorganization ( of behavior ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Much) (NN research)) (VP (VBZ confirms) (SBAR (IN that) (S (NP (NP (VBG overloading) (NNS children)) (PP (IN with) (NP (NN input)))) (VP (VBZ leads) (S (VP (TO to) (VP (VB disorganization) (PP (IN of) (NP (NN behavior)))))))))) (. .)))
A lot of research confirms that overloading kids makes them disorganized in behavior in school.
( ( ( A lot ) ( of research ) ) ( ( confirms ( that ( ( overloading kids ) ( makes ( them ( ( disorganized ( in behavior ) ) ( in school ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT A) (NN lot)) (PP (IN of) (NP (NN research)))) (VP (VBZ confirms) (SBAR (IN that) (S (NP (VBG overloading) (NNS kids)) (VP (VBZ makes) (SBAR (S (NP (PRP them)) (VP (VBD disorganized) (PP (IN in) (NP (NN behavior))) (PP (IN in) (NP (NN school)))))))))) (. .)))