Please help with parsing of 21 down.Clue is: Grandma's wiSE, SO Many (not all) reflecting 5 letters.When you read the letters in capitals from right to left, you see the word MOSES, so that must be the answer.How does it fit with Grandma?Many thanks.
//What is Grandma Moses famous for? Image result for Grandma Moses Anna Mary Robertson, also known as Grandma Moses, became widely famous for her nostalgic paintings depicting rural American life.//
//What is Grandma Moses famous for?
Image result for Grandma Moses
Anna Mary Robertson, also known as Grandma Moses, became widely famous for her nostalgic paintings depicting rural American life.//