úÎŽê Safe-Inferred246A monad transformer to create Lists. 2 transforms a "GeneratorT v m a" to a "ListT m a".        generator-0.5.5Control.Monad.Generator GeneratorT runGeneratorTgenerateyieldbreakGenerator modifyRes$fMonadIOGeneratorT$fMonadTransGeneratorT$fApplicativeGeneratorT$fMonadGeneratorT$fFunctorGeneratorT