SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 3)
    Function array (alias nested) (children 1)
     ExpressionList (children 2)
      Function array (children 1)
       ExpressionList (children 2)
        Literal Tuple_(UInt64_1, \'Hello\')
        Literal Tuple_(UInt64_2, \'World\')
      Function array (children 1)
       ExpressionList (children 1)
        Literal Tuple_(UInt64_3, \'Goodbye\')
    Function tupleElement (children 1)
     ExpressionList (children 2)
      Identifier nested
      Literal UInt64_1
    Function tupleElement (children 1)
     ExpressionList (children 2)
      Identifier nested
      Literal UInt64_2
