map -package:containers -package:case-insensitive -package:insert-ordered-containers -package:monoidal-containers -package:Cabal-syntax -package:base-compat -package:bytestring is:exact -package:invertible -package:hedgehog -package:base-prelude -package:amazonka-core package:basement
Map all element a from a block to a new block of b
Map all elements in a list