( ( ( ( ( ( ( The ( convex index ) ) , ) ( image shape ) ) , ) and ) ( dimension ( of ( the mirror ) ) ) ) ( ( generate ( ( an ( ( accurate virtual ) reflection ) ) ( of ( the ( lava animation ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN convex) (NN index)) (, ,) (NP (NN image) (NN shape)) (, ,) (CC and) (NP (NP (NN dimension)) (PP (IN of) (NP (DT the) (NN mirror))))) (VP (VBP generate) (NP (NP (DT an) (ADJP (JJ accurate) (JJ virtual)) (NN reflection)) (PP (IN of) (NP (DT the) (NN lava) (NN animation))))) (. .)))
The convex index, image shape, and dimension of the mirror generate an accurate virtual reflection of the lava animation.
(ROOT (S (NP (DT A) (NN convex) (NN mirror)) (VP (VBZ is) (VP (VBN shaped) (PP (IN like) (NP (NP (DT the) (NN outside)) (PP (IN of) (NP (DT a) (NN bowl))))))) (. .)))
A convex mirror is shaped like the outside of a bowl.