SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Function transform (alias x) (children 1)
     ExpressionList (children 4)
      Identifier number
      Literal Array_[UInt64_2, UInt64_4, UInt64_6]
      Literal Array_[\'google\', \'yandex\', \'yahoo\']
      Function materialize (children 1)
       ExpressionList (children 1)
        Literal \'other\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Literal UInt64_10
   ExpressionList (children 1)
    Identifier x
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier x
