SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function categoricalInformationValue (children 1)
     ExpressionList (children 3)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier x
        Literal UInt64_1
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier x
        Literal UInt64_2
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier x
        Literal UInt64_3
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 1)
           Function arrayJoin (alias x) (children 1)
            ExpressionList (children 1)
             Function array (children 1)
              ExpressionList (children 6)
               Literal Tuple_(UInt64_1, UInt64_0, UInt64_0)
               Literal Tuple_(UInt64_1, UInt64_0, UInt64_0)
               Literal Tuple_(UInt64_1, UInt64_0, UInt64_1)
               Literal Tuple_(UInt64_0, UInt64_1, UInt64_0)
               Literal Tuple_(UInt64_0, UInt64_1, UInt64_0)
               Literal Tuple_(UInt64_0, UInt64_1, UInt64_1)
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Function numbers (children 1)
              ExpressionList (children 1)
               Literal UInt64_1000