At the dawn of a new millennium, a fresh set of theories of child development has blossomed.
( ( At ( ( the dawn ) ( of ( a ( new millennium ) ) ) ) ) ( , ( ( ( a ( fresh set ) ) ( of ( theories ( of ( child development ) ) ) ) ) ( ( has blossomed ) . ) ) ) )
(ROOT (S (PP (IN At) (NP (NP (DT the) (NN dawn)) (PP (IN of) (NP (DT a) (JJ new) (NN millennium))))) (, ,) (NP (NP (DT a) (JJ fresh) (NN set)) (PP (IN of) (NP (NP (NNS theories)) (PP (IN of) (NP (NN child) (NN development)))))) (VP (VBZ has) (VP (VBN blossomed))) (. .)))
New theories of child development blossomed because children had more input.
( ( ( New theories ) ( of ( child development ) ) ) ( ( blossomed ( because ( children ( had ( more input ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP New) (NNS theories)) (PP (IN of) (NP (NN child) (NN development)))) (VP (VBD blossomed) (SBAR (IN because) (S (NP (NNS children)) (VP (VBD had) (NP (JJR more) (NN input)))))) (. .)))