( There ( ( are ( plane ( mirrors ( , ( convex ( and ( concave mirrors ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NN plane) (NNS mirrors) (, ,) (NN convex) (CC and) (NN concave) (NNS mirrors))) (. .)))
There are plane mirrors, convex and concave mirrors.
(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.