SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function arrayStringConcat (children 1)
     ExpressionList (children 1)
      Function arrayMap (children 1)
       ExpressionList (children 2)
        Function lambda (children 1)
         ExpressionList (children 2)
          Function tuple (children 1)
           ExpressionList (children 1)
            Identifier x
          Function toString (children 1)
           ExpressionList (children 1)
            Identifier x
        Function range (children 1)
         ExpressionList (children 1)
          Function modulo (children 1)
           ExpressionList (children 2)
            Identifier number
            Literal UInt64_4
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.numbers
   Literal UInt64_10