``` unison
lexicalScopeEx: [Text]
lexicalScopeEx =
  parent = "outer"
  inner1 = let
    child1 = "child1"
    inner2 : [Text]
    inner2 = let
      child2 = "child2"
      [parent, child1, child2]
    inner2
  inner1

```

``` ucm

  Loading changes detected in scratch.u.

  I found and typechecked these definitions in scratch.u. If you
  do an `add` or `update`, here's how your codebase would
  change:
  
    ⍟ These new definitions are ok to `add`:
    
      lexicalScopeEx : [Text]

```