Junn Quechua children have diculty with false-belief tasks for years after children in industrialized nations have mastered them.
( ( Junn ( Quechua children ) ) ( ( ( have ( diculty ( with ( ( false-belief tasks ) ( for years ) ) ) ) ) ( after ( ( children ( in ( industrialized nations ) ) ) ( have ( mastered them ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Junn) (NNP Quechua) (NNS children)) (VP (VBP have) (NP (NP (NN diculty)) (PP (IN with) (NP (NP (JJ false-belief) (NNS tasks)) (PP (IN for) (NP (NNS years)))))) (SBAR (IN after) (S (NP (NP (NNS children)) (PP (IN in) (NP (JJ industrialized) (NNS nations)))) (VP (VBP have) (VP (VBN mastered) (NP (PRP them))))))) (. .)))
Children of industrialized nations are smarter than Junn Quechua children.
( ( Children ( of ( industrialized nations ) ) ) ( ( ( are smarter ) ( than ( Junn ( Quechua children ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Children)) (PP (IN of) (NP (JJ industrialized) (NNS nations)))) (VP (VBP are) (ADVP (RBR smarter)) (PP (IN than) (NP (NNP Junn) (NNP Quechua) (NNS children)))) (. .)))