A sufficiently clever system of taxes and subsidies can induce people to make accurate reports of their own emotional distress.
( ( ( A ( ( sufficiently clever ) system ) ) ( of ( ( taxes and ) subsidies ) ) ) ( ( can ( induce ( people ( to ( make ( ( accurate reports ) ( of ( their ( own ( emotional distress ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT A) (ADJP (RB sufficiently) (JJ clever)) (NN system)) (PP (IN of) (NP (NNS taxes) (CC and) (NNS subsidies)))) (VP (MD can) (VP (VB induce) (S (NP (NNS people)) (VP (TO to) (VP (VB make) (NP (NP (ADJP (JJ accurate)) (NNS reports)) (PP (IN of) (NP (PRP$ their) (JJ own) (JJ emotional) (NN distress))))))))) (. .)))
It is statistically proven that a clever system of taxes can induce accurate reporting of emotional distress.
( It ( ( ( is ( statistically proven ) ) ( that ( ( ( a ( clever system ) ) ( of taxes ) ) ( can ( induce ( ( accurate reporting ) ( of ( emotional distress ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ is) (ADJP (RB statistically) (JJ proven)) (SBAR (IN that) (S (NP (NP (DT a) (JJ clever) (NN system)) (PP (IN of) (NP (NNS taxes)))) (VP (MD can) (VP (VB induce) (NP (NP (ADJP (JJ accurate)) (NN reporting)) (PP (IN of) (NP (JJ emotional) (NN distress))))))))) (. .)))