Error found:
in module Main
at tests/purs/failing/PASTrumpsKDNU6.purs:6:14 - 6:24 (line 6, column 14 - line 6, column 24)

  Type synonym Data.NaturalTransformation.NaturalTransformation is partially applied.
  Type synonyms must be applied to all of their type arguments.

while checking that type NaturalTransformation Array
  has kind Type
in type synonym T

See https://github.com/purescript/documentation/blob/master/errors/PartiallyAppliedSynonym.md for more information,
or to contribute content related to this error.