In one study, Lonigan and Whitehurst compared shared reading with teachers at preschool, shared reading with parents at home, and a combined condition.
( ( In ( one study ) ) ( , ( ( ( Lonigan and ) Whitehurst ) ( ( ( ( compared ( shared reading ) ) ( with ( teachers ( at ( preschool ( , ( shared reading ) ) ) ) ) ) ) ( with ( ( ( ( parents ( at home ) ) , ) and ) ( a ( combined condition ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (CD one) (NN study))) (, ,) (NP (NNP Lonigan) (CC and) (NNP Whitehurst)) (VP (VBD compared) (NP (VBN shared) (NN reading)) (PP (IN with) (NP (NP (NNS teachers)) (PP (IN at) (NP (JJ preschool) (, ,) (VBN shared) (NN reading))))) (PP (IN with) (NP (NP (NP (NNS parents)) (PP (IN at) (NP (NN home)))) (, ,) (CC and) (NP (DT a) (VBN combined) (NN condition))))) (. .)))
The study was concerned with the amount of ice cream that a child could consume in a given time.
( ( The study ) ( ( was ( ( concerned ( with ( ( the amount ) ( of ( ice cream ) ) ) ) ) ( that ( ( a child ) ( could ( consume ( in ( a ( given time ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN study)) (VP (VBD was) (VP (VBN concerned) (PP (IN with) (NP (NP (DT the) (NN amount)) (PP (IN of) (NP (NN ice) (NN cream))))) (SBAR (IN that) (S (NP (DT a) (NN child)) (VP (MD could) (VP (VB consume) (PP (IN in) (NP (DT a) (VBN given) (NN time))))))))) (. .)))