SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 2)
    Identifier number
    Function exp10 (children 1)
     ExpressionList (children 1)
      Function minus (children 1)
       ExpressionList (children 2)
        Identifier number
        Literal UInt64_500
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.numbers
   Literal UInt64_1000
