( ( ( Spool Sanding ) ( ( Sanding ( convex ( or ( concave profiles ) ) ) ) ( on ( curves ( such ( as ( ( ( ( ( ( mirror frames ) , ) headboards ) , ) and ) ( other compound ) ) ) ) ) ) ) ) ( shapes . ) )
(ROOT (S (NP (NP (NNP Spool) (NNP Sanding)) (VP (VBG Sanding) (NP (NN convex) (CC or) (NN concave) (NNS profiles)) (PP (IN on) (NP (NP (NNS curves)) (PP (JJ such) (IN as) (NP (NP (NN mirror) (NNS frames)) (, ,) (NP (NNS headboards)) (, ,) (CC and) (NP (JJ other) (NN compound)))))))) (VP (VBZ shapes)) (. .)))
Spool Sanding Sanding convex or concave profiles on curves such as mirror frames, headboards, and other compound shapes.
(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.