SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function round (children 1)
     ExpressionList (children 2)
      Function arrayJoin (children 1)
       ExpressionList (children 1)
        Function categoricalInformationValue (children 1)
         ExpressionList (children 2)
          Identifier c1
          Identifier c2
      Literal UInt64_3
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function VALUES (children 1)
       ExpressionList (children 4)
        Literal Tuple_(UInt64_0, UInt64_0)
        Literal Tuple_(NULL, UInt64_1)
        Literal Tuple_(UInt64_1, UInt64_0)
        Literal Tuple_(UInt64_1, UInt64_1)
