SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function transform (children 1)
     ExpressionList (children 3)
      Literal \'1\'
      Literal Array_[\'1\', \'1\', \'1\']
      Literal Array_[\'1\', \'4\', \'5\']
