To answer this question, Vygotsky pointed out, we must identify the distinctive features of make-believe play'those that make it unique among young children's experiences.
( ( ( To ( answer ( this question ) ) ) ( , ( Vygotsky ( pointed out ) ) ) ) ( , ( we ( ( must ( identify ( ( ( the ( distinctive features ) ) ( of ( ( ( make-believe play ) ` ) those ) ) ) ( that ( make ( it ( unique ( among ( ( young ( children 's ) ) experiences ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (S (S (VP (TO To) (VP (VB answer) (NP (DT this) (NN question))))) (, ,) (NP (NNP Vygotsky)) (VP (VBD pointed) (PRT (RP out)))) (, ,) (NP (PRP we)) (VP (MD must) (VP (VB identify) (NP (NP (DT the) (JJ distinctive) (NNS features)) (PP (IN of) (NP (NP (JJ make-believe) (NN play)) (`` `) (NP (DT those)))) (SBAR (WHNP (WDT that)) (S (VP (VBP make) (S (NP (PRP it)) (ADJP (JJ unique) (PP (IN among) (NP (NP (JJ young) (NNS children) (POS 's)) (NNS experiences))))))))))) (. .)))
This is a question that absolutely needs an answer if the field is to advance.
( This ( ( is ( ( a question ) ( that ( absolutely ( ( needs ( an answer ) ) ( if ( ( the field ) ( is ( to advance ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT This)) (VP (VBZ is) (NP (NP (DT a) (NN question)) (SBAR (WHNP (WDT that)) (S (ADVP (RB absolutely)) (VP (VBZ needs) (NP (DT an) (NN answer)) (SBAR (IN if) (S (NP (DT the) (NN field)) (VP (VBZ is) (S (VP (TO to) (VP (VB advance)))))))))))) (. .)))