diff --git a/cave_data/1623-257.html b/cave_data/1623-257.html
index ce5702f25..55b4be51e 100644
--- a/cave_data/1623-257.html
+++ b/cave_data/1623-257.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, 10:46 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, 10:46 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>1623-257</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>Daumenkinoh&ouml;hle</official_name><!-- Use &uuml; for u+Umlaut and &ouml; for o+umlaut eg H&ouml;hle for Hohle and Gl&uuml;ck 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>Daumenkinoh&ouml;hle</official_name><!-- Name of the cave (normally in German)  Use &uuml; for u+Umlaut and &ouml; for o+umlaut eg H&ouml;hle for Hohle and Gl&uuml;ck for Gluck-->
+<area>1623</area><area>2d</area><!-- the CUCC-defined areas shown in http://expo.survex.com/areas.htm -->
 <kataster_code>1/S +</kataster_code><!-- 'length-or-depth/type exploration'
 code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast.htm
 
@@ -38,6 +44,7 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
 </entrance>
 
 <explorers>Entrance noted CUCC 2002 (Duncan). Refound + explored CUCC 2005 (Peter + Phil)</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-1623/257/257.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>No description extant, but from the survey and underground photo, it seems that it slopes downwards for 16m, passing a right-angle bend to the right, before ending in a pebble choke.</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></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>Brief description and sketch in 2002#31; <a href="../../years/2005/logbook.html#t2005-08-10A">2005 log book</a></references><!-- References to documentation. Could be Journal articles or Logbook entries. Can be links if the docs are online. -->
@@ -48,7 +55,7 @@ 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-1623/257/257.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>1623/257/257.html</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>
