diff --git a/cave_data/1623-253.html b/cave_data/1623-253.html
index 530a6623e..35858996e 100644
--- a/cave_data/1623-253.html
+++ b/cave_data/1623-253.html
@@ -1,19 +1,25 @@
<!DOCTYPE html>
-<!-- This file is generated using the form documented at /handbook/survey/caveentry.html -->
+<!-- This file is generated by troggle on July 3, 2023, 10:42 a.m. UTC using the form documented at /handbook/survey/caveentry.html -->
<!-- Only put one cave in this file -->
-<!-- If you edit this 1623-000.html file by hand, make sure you update the database by doing a full data import -->
+<!-- If you edit this 1623-nnn.html file by hand, and manually upload it to the server using git,
+make sure you update the database by doing a full data import. If you edit it using the online form
+though, you do not need to do a data import as it happens automatically -->
<!-- ALTERNATIVELY you can download an example template from expoweb/templates/cave_data.html -->
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
</head>
<body>
+<b>This file is generated by troggle</b> on July 3, 2023, 10:42 a.m. UTC using the form documented at
+the form documented at
+<a href="/handbook/survey/caveentry.html">handbook/survey/caveentry.html</a>
+<br>
+
<cave>
<non_public>False</non_public><!-- 'False' or 'True'. True if the cave should only be visible to logged-in users. Caves are normally public, so enter 'False' unless you know otherwise. -->
<caveslug>1623-253</caveslug><!--(Required). Internal I.D. used to refer to this cave in entrance data files. Typically the same as the filebase, e.g. '1623-195' -->
-<official_name>Rundreisehöhle</official_name><!-- Use ü for u+Umlaut and ö for o+umlaut eg Höhle for Hohle and Glück for Gluck--><!-- Name of the cave (normally in German) -->
-<area>1623</area><!-- Name of the cave (normally in German) -->
-<area>2d</area><!-- the CUCC-defined areas shown in http://expo.survex.com/areas.htm -->
+<official_name>Rundreisehöhle</official_name><!-- Name of the cave (normally in German) Use ü for u+Umlaut and ö for o+umlaut eg Höhle for Hohle and Glück for Gluck-->
+<area>1623</area><area>2d</area><!-- the CUCC-defined areas shown in http://expo.survex.com/areas.htm -->
<kataster_code>1/T +</kataster_code><!-- 'length-or-depth/type exploration'
code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast.htm
@@ -43,6 +49,7 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
</entrance>
<explorers>CUCC 2004 Olly M, Mark S + Stuart</explorers><!-- 'CUCC Expo' and year(s) of exploration. To distinguish from caves explored by foreign groups. Individual names can be given too if it was a small cave. -->
+<survex_file>caves-1623/253/253.svx</survex_file><!-- Name of top-level survey file for this cave. Relative to the 'loser' survex repository. So for most caves that's "caves/cavenum/cavnum.svx". (e.g. caves/204/204.svx -->
<underground_description>20m of rift connects both entrances. Going A->B passage leads off on the left by A but is too tight after ~10m. Next left in the main rift is an oxbow and connects back into main rift after ~4m of tight passage.</underground_description><!-- Underground description. (description of approach and entrance goes in entrance file). For a small cave this will be the entire description. For larger caves it will be the front page of the description, or a short intro, containing links to other pages with the cave description in, or even nothing but a link. -->
<equipment>Oversuit + helmet <em>(and presumably a light as well - DL)</em></equipment><!-- For a small cave, summary of gear needed to descend. For longer caves it could be blank, a table, or just refer to the description/topos. Leave blank if this info is in the description. -->
<references></references><!-- References to documentation. Could be Journal articles or Logbook entries. Can be links if the docs are online. -->
@@ -53,7 +60,7 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
<length></length><!-- Cave length. Can be left blank and system should fill it in automatically from survey data (it doesn't yet) -->
<depth></depth><!--Cave depth. Can be left blank and system should fill it in automatically from survey data (it doesn't yet) -->
<extent></extent>
-<survex_file>caves-1623/253/253.svx</survex_file><!-- Name of top-level survey file for this cave. Relative to the 'loser' survex repository. So for most caves that's "caves/cavenum/cavnum.svx". (e.g. caves/204/204.svx -->
+
<description_file></description_file><!-- Path of top-level description file for this cave, when a separate file is used. Otherwise blank. -->
<url>1623/253/253</url><!-- (Required). Relative URL of this cave. i.e the URL this cave appears at on the website, not including 'https://expo.survex.com/. Normally area/cavenum., e.g ('1623/000')-->
</cave>