( ( An image ) ( ( is ( ( a ( ( copy or ) reflection ) ) ( of something ) ) ) . ) )
(ROOT (S (NP (DT An) (NN image)) (VP (VBZ is) (NP (NP (DT a) (NN copy) (CC or) (NN reflection)) (PP (IN of) (NP (NN something))))) (. .)))
An image is a copy or reflection of something.
(ROOT (S (NP (DT An) (NN image)) (VP (VBZ is) (NP (NP (DT a) (NN copy)) (PP (IN of) (NP (NP (DT an) (NN image)) (VP (VBN formed) (PP (IN by) (NP (NN reflection) (CC or) (NN refraction)))))))) (. .)))