SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 2)
    Identifier number
    Identifier tuple
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 1)
          ExpressionList (children 2)
           Literal UInt64_2 (alias number)
           Literal Tuple_(UInt64_2, UInt64_3) (alias tuple)
   Function in (children 1)
    ExpressionList (children 2)
     Function tuple (children 1)
      ExpressionList (children 2)
       Identifier number
       Identifier tuple
     Function tuple (children 1)
      ExpressionList (children 1)
       Literal Tuple_(UInt64_2, Tuple_(UInt64_2, UInt64_3))