SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (alias n1) (children 1)
       ExpressionList (children 1)
        Literal UInt64_4
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      Function numbers (alias n2) (children 1)
       ExpressionList (children 1)
        Literal UInt64_3
     TableJoin
   Function greater (children 1)
    ExpressionList (children 2)
     Identifier n1.number
     Subquery (children 1)
      SelectWithUnionQuery (children 1)
       ExpressionList (children 1)
        SelectQuery (children 2)
         ExpressionList (children 1)
          Function avg (children 1)
           ExpressionList (children 1)
            Identifier n.number
         TablesInSelectQuery (children 1)
          TablesInSelectQueryElement (children 1)
           TableExpression (children 1)
            Function numbers (alias n) (children 1)
             ExpressionList (children 1)
              Literal UInt64_3
   Set