SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    WithElement (children 1)
     Subquery (children 1)
      SelectWithUnionQuery (children 1)
       ExpressionList (children 1)
        SelectQuery (children 1)
         ExpressionList (children 1)
          Literal UInt64_42 (alias key)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier l_t
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      Function numbers (alias r_t) (children 1)
       ExpressionList (children 1)
        Literal UInt64_50
     TableJoin (children 1)
      Function and (children 1)
       ExpressionList (children 2)
        Function equals (children 1)
         ExpressionList (children 2)
          Identifier l_t.key
          Identifier r_t.number
        Function in (children 1)
         ExpressionList (children 2)
          Identifier r_t.number
          Subquery (children 1)
           SelectWithUnionQuery (children 1)
            ExpressionList (children 1)
             SelectQuery (children 2)
              ExpressionList (children 1)
               Function multiply (children 1)
                ExpressionList (children 2)
                 Identifier number
                 Literal UInt64_2
              TablesInSelectQuery (children 1)
               TablesInSelectQueryElement (children 1)
                TableExpression (children 1)
                 Function numbers (children 1)
                  ExpressionList (children 1)
                   Literal Float64_1000
   Set
