( ( Its flexibility ) ( ( allows ( us ( to ( ( ( ( ( bend and ) twist ) ( our torsos ) ) and ) ( absorb ( ( the impact ) ( of ( daily living ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP$ Its) (NN flexibility)) (VP (VBZ allows) (S (NP (PRP us)) (VP (TO to) (VP (VP (VB bend) (CC and) (VB twist) (NP (PRP$ our) (NNS torsos))) (CC and) (VP (VB absorb) (NP (NP (DT the) (NN impact)) (PP (IN of) (NP (JJ daily) (NN living))))))))) (. .)))
Its flexibility allows us to bend and twist our torsos and absorb the impact of daily living.
(ROOT (S (NP (NP (DT The) (NN flexibility)) (PP (IN of) (NP (DT an) (NN object)))) (VP (VBZ allows) (S (NP (PRP it)) (VP (TO to) (VP (VB bend))))) (. .)))
The flexibility of an object allows it to bend.