module Highlighting where Set-one : Set₂ Set-one = Set₁ record R (A : Set) : Set-one where constructor con field X : Set F : Set → Set → Set F A B = B field P : F A X → Set Q : F A X → Set Q = Q postulate P : _ open import Highlighting.M data D (A : Set) : Set-one where d : let X = D in X A