SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 2)
    Function plus (alias ts) (children 1)
     ExpressionList (children 2)
      Literal UInt64_1301146200
      Function multiply (children 1)
       ExpressionList (children 2)
        Literal UInt64_1800
        Identifier number
    Function toString (alias time_in_sydney) (children 1)
     ExpressionList (children 2)
      Function toDateTime (children 1)
       ExpressionList (children 1)
        Identifier ts
      Literal \'Australia/Sydney\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.numbers
   Literal UInt64_7