( It ( ( ( ( is ( similar ( to ( a score ) ) ) ) but ) ( is ( caused ( by ( ( prolonged contact ) ( with ( a ( turning wheel ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VP (VBZ is) (ADJP (JJ similar) (PP (TO to) (NP (DT a) (NN score))))) (CC but) (VP (VBZ is) (VP (VBN caused) (PP (IN by) (NP (NP (VBN prolonged) (NN contact)) (PP (IN with) (NP (DT a) (NN turning) (NN wheel)))))))) (. .)))
It is similar to a score but is caused by prolonged contact with a turning wheel.
(ROOT (S (NP (DT The) (NN turning) (NN driveshaft)) (VP (VBZ causes) (NP (NP (DT the) (NNS wheels)) (PP (IN of) (NP (DT the) (NN car) (S (VP (TO to) (VP (VB turn)))))))) (. .)))
The turning driveshaft causes the wheels of the car to turn.