SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 3)
    Function CAST (alias value) (children 1)
     ExpressionList (children 2)
      Function tuple (children 1)
       ExpressionList (children 2)
        Literal UInt64_1
        Literal \'Value\'
      Literal \'Tuple(first UInt64, second String)\'
    Identifier value.first
    Identifier value.second
