(Program
  (Import
    (ScopeResolution
      (Identifier))
    (Let
      (Identifier)
      (ScopeResolution
        (Identifier))
      (Empty)))
  (Import
    (Let
      (Identifier)
      (ScopeResolution
        (Identifier)
        (Identifier))
      (Empty))
    (ScopeResolution
      (Identifier))))