diff --git a/cave_data/1626-Loutotihoehle.html b/cave_data/1626-Loutoti-01.html
similarity index 51%
rename from cave_data/1626-Loutotihoehle.html
rename to cave_data/1626-Loutoti-01.html
index ad39bc07b..11dce60f8 100644
--- a/cave_data/1626-Loutotihoehle.html
+++ b/cave_data/1626-Loutoti-01.html
@@ -17,9 +17,7 @@ the form documented at
 
 <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>1626-Loutotihoehle</caveslug><!--(Ignored). 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></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>1626</area><!-- e.g. "1623" -->
+<official_name>Loutotihoehle</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-->
 <kataster_code></kataster_code><!-- 'length-or-depth/type exploration'
 code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast.htm
 
@@ -36,29 +34,18 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
     +   erforscht (exploration considered complete)
  -->
 <kataster_number></kataster_number> <!-- (Either this or unofficial_number is required). Official number in Austrian kataster if one has been allocated  -->
-<unofficial_number>Loutotihoehle</unofficial_number><!-- (Either this or kataster_number is required). Initial temporary cave ID used until kataster number is allocated e.g. '2012-DD-01'-->
+<unofficial_number>Loutoti-01</unofficial_number><!-- (Either this or kataster_number is required). Initial temporary cave ID used until kataster number is allocated e.g. '2012-DD-01'-->
 
 <entrance>
-  <entranceslug>1626-Loutotihoehle</entranceslug><!-- Internal ID to refer to each entrance instance in the entrance files (typically the same as that filename (e.g. 1623-161c). Matches the 'slug' field in the entrance file -->
-  <!-- DEBUG  1626-Loutotihoehle+1626-Loutotihoehle 'Z' == -->
+  <entranceslug>1626-Loutoti-01</entranceslug><!-- Internal ID to refer to each entrance instance in the entrance files (typically the same as that filename (e.g. 1623-161c). Matches the 'slug' field in the entrance file -->
   <letter></letter><!--Leave blank for single-entrance cave. If there is more than one entrace then the letter needs to be given. Generally matches the entranceslug ID.  -->
 </entrance>
 
 <explorers></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-1626/loutotihoehle/loutoti.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-162x/cavenum/cavnum.svx". (e.g. caves-1623/204/204.svx -->
+<survex_file>caves-1626/loutoti-01/loutoti.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-162x/cavenum/cavnum.svx". (e.g. caves-1623/204/204.svx -->
 <underground_description></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></references><!-- References to documentation. Could be Journal articles or Logbook entries. Can be links if the docs are online. -->
-<survey></survey><!-- Drawn-up surveys. Scans of paper surveys or images/PDFs of electronic surveys. Should include HTML to display current plan and elevation, with links to larger versions (See section on URLs and files). Could list links to multiple years of survey, or even a separate survey page if it's complicated enough. -->
 <kataster_status></kataster_status>
-<underground_centre_line></underground_centre_line><!-- 'In dataset' if it is in the survex dataset. Blank if not, or notes about status such as 'surveyed, but no entrance fix so not yet in dataset'. -->
 <notes>We only have the survex files.</notes><!-- Normally empty, but place for anything else that should be noted, such as info on cave maybe being a duplicate, or lost -->
-<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>
-
-<description_file></description_file><!-- Path of top-level description file for this cave, when a separate file is used. Otherwise blank. -->
-<url>1626/Loutotihoehle/Loutotihoehle.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>
 </body>
 </html>
diff --git a/cave_data/1626-casino.html b/cave_data/1626-casino-01.html
similarity index 65%
rename from cave_data/1626-casino.html
rename to cave_data/1626-casino-01.html
index 19c8058f7..36ea5bc6f 100644
--- a/cave_data/1626-casino.html
+++ b/cave_data/1626-casino-01.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <!-- This file is generated by troggle on Nov. 2, 2023, 8:15 p.m. UTC using the form documented at /handbook/survey/caveentry.html -->
 <!-- Only put one cave in this file -->
-<!-- If you edit this 1623-nnn.html file by hand, and manually upload it to the server using git,
+<!-- If you edit this 162x-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 -->
@@ -10,16 +10,15 @@ though, you do not need to do a data import as it happens automatically -->
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
 </head>
 <body>
-<b>This file is generated by troggle</b> on Nov. 2, 2023, 8:15 p.m. UTC using the form documented at
-the form documented at 
+<b>This file hand edited.
+
+the form is 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>1626-casino</caveslug><!--(Ignored). 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></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>1626</area><!-- e.g. "1623" -->
+<official_name>Casino</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-->
 <kataster_code></kataster_code><!-- 'length-or-depth/type exploration'
 code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast.htm
 
@@ -36,16 +35,15 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
     +   erforscht (exploration considered complete)
  -->
 <kataster_number></kataster_number> <!-- (Either this or unofficial_number is required). Official number in Austrian kataster if one has been allocated  -->
-<unofficial_number>casino</unofficial_number><!-- (Either this or kataster_number is required). Initial temporary cave ID used until kataster number is allocated e.g. '2012-DD-01'-->
+<unofficial_number>casino-01</unofficial_number><!-- (Either this or kataster_number is required). Initial temporary cave ID used until kataster number is allocated e.g. '2012-DD-01'-->
 
 <entrance>
-  <entranceslug>1626-CASINO</entranceslug><!-- Internal ID to refer to each entrance instance in the entrance files (typically the same as that filename (e.g. 1623-161c). Matches the 'slug' field in the entrance file -->
-  <!-- DEBUG  1626-casino+1626-CASINO 'Z' == -->
+  <entranceslug>1626-casino-01</entranceslug><!-- Internal ID to refer to each entrance instance in the entrance files (typically the same as that filename (e.g. 1623-161c). Matches the 'slug' field in the entrance file -->
   <letter></letter><!--Leave blank for single-entrance cave. If there is more than one entrace then the letter needs to be given. Generally matches the entranceslug ID.  -->
 </entrance>
 
 <explorers>ARGE, 2007</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-1626/casino/casino.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-162x/cavenum/cavnum.svx". (e.g. caves-1623/204/204.svx -->
+<survex_file>caves-1626/casino-01/casino.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-162x/cavenum/cavnum.svx". (e.g. caves-1623/204/204.svx -->
 <underground_description></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></references><!-- References to documentation. Could be Journal articles or Logbook entries. Can be links if the docs are online. -->
@@ -53,12 +51,7 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
 <kataster_status></kataster_status>
 <underground_centre_line></underground_centre_line><!-- 'In dataset' if it is in the survex dataset. Blank if not, or notes about status such as 'surveyed, but no entrance fix so not yet in dataset'. -->
 <notes>We have only the survex file</notes><!-- Normally empty, but place for anything else that should be noted, such as info on cave maybe being a duplicate, or lost -->
-<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>
 
-<description_file></description_file><!-- Path of top-level description file for this cave, when a separate file is used. Otherwise blank. -->
-<url>1626/casino/casino.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>
 </body>
 </html>
diff --git a/cave_data/1626-upside-down.html b/cave_data/1626-upside-down-01.html
similarity index 68%
rename from cave_data/1626-upside-down.html
rename to cave_data/1626-upside-down-01.html
index 0f2e06e96..1e4540e82 100644
--- a/cave_data/1626-upside-down.html
+++ b/cave_data/1626-upside-down-01.html
@@ -17,9 +17,7 @@ the form documented at
 
 <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>1626-upside-down</caveslug><!--(Ignored). 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></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>1626</area><!-- e.g. "1623" -->
+<official_name>Upside-down</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-->
 <kataster_code></kataster_code><!-- 'length-or-depth/type exploration'
 code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast.htm
 
@@ -36,16 +34,15 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
     +   erforscht (exploration considered complete)
  -->
 <kataster_number></kataster_number> <!-- (Either this or unofficial_number is required). Official number in Austrian kataster if one has been allocated  -->
-<unofficial_number>upside-down</unofficial_number><!-- (Either this or kataster_number is required). Initial temporary cave ID used until kataster number is allocated e.g. '2012-DD-01'-->
+<unofficial_number>upside-down-01</unofficial_number><!-- (Either this or kataster_number is required). Initial temporary cave ID used until kataster number is allocated e.g. '2012-DD-01'-->
 
 <entrance>
-  <entranceslug>1626-UPSIDE-DOWN</entranceslug><!-- Internal ID to refer to each entrance instance in the entrance files (typically the same as that filename (e.g. 1623-161c). Matches the 'slug' field in the entrance file -->
-  <!-- DEBUG  1626-upside-down+1626-UPSIDE-DOWN 'Z' == -->
+  <entranceslug>1626-upside-down-01</entranceslug><!-- Internal ID to refer to each entrance instance in the entrance files (typically the same as that filename (e.g. 1623-161c). Matches the 'slug' field in the entrance file -->
   <letter></letter><!--Leave blank for single-entrance cave. If there is more than one entrace then the letter needs to be given. Generally matches the entranceslug ID.  -->
 </entrance>
 
 <explorers>ARGE 2008</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-1626/upside-down/upside-down.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-162x/cavenum/cavnum.svx". (e.g. caves-1623/204/204.svx -->
+<survex_file>caves-1626/upside-down-01/upside-down.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-162x/cavenum/cavnum.svx". (e.g. caves-1623/204/204.svx -->
 <underground_description><pre>; Totes Gebirge, Österreich - Loser/Augst-Eck Plateau (Katastergebiet 1623)
 ; Höhle: Upside-Down 1623/x</pre></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. -->
@@ -53,14 +50,9 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
 <survey>; Kurzer Canyon nahe vom Biwak in Richtung Griesskogel<br>
 ; Short Canyon near the Bivi, towards Griesskogel</survey><!-- Drawn-up surveys. Scans of paper surveys or images/PDFs of electronic surveys. Should include HTML to display current plan and elevation, with links to larger versions (See section on URLs and files). Could list links to multiple years of survey, or even a separate survey page if it's complicated enough. -->
 <kataster_status></kataster_status>
-<underground_centre_line></underground_centre_line><!-- 'In dataset' if it is in the survex dataset. Blank if not, or notes about status such as 'surveyed, but no entrance fix so not yet in dataset'. -->
 <notes>we have only the survex file</notes><!-- Normally empty, but place for anything else that should be noted, such as info on cave maybe being a duplicate, or lost -->
-<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>
 
 <description_file></description_file><!-- Path of top-level description file for this cave, when a separate file is used. Otherwise blank. -->
-<url>1626/upside-down/upside-down.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>
 </body>
 </html>
diff --git a/entrance_data/1626-Loutotihoehle.html b/entrance_data/1626-Loutoti-01.html
similarity index 81%
rename from entrance_data/1626-Loutotihoehle.html
rename to entrance_data/1626-Loutoti-01.html
index 9279d6892..bb9ec46bd 100644
--- a/entrance_data/1626-Loutotihoehle.html
+++ b/entrance_data/1626-Loutoti-01.html
@@ -19,7 +19,6 @@ though, you do not need to do a data import as it happens automatically -->
 <br>
 <entrance>
 <non_public>False</non_public>
-<slug>1626-Loutotihoehle</slug> <!-- one entrance and one slug per entrance_data file -->
 <name></name>
 <entrance_description></entrance_description>
 <explorers></explorers>
@@ -54,6 +53,12 @@ though, you do not need to do a data import as it happens automatically -->
 <tag_station>1626.lou-toti.LT-Eingang.1</tag_station>
 <exact_station></exact_station>
 <other_station></other_station>
+
+<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></references><!-- References to documentation. Could be Journal articles or Logbook entries. Can be links if the docs are online. -->
+<description_file></description_file><!-- Path of top-level description file for this cave, when a separate file is used. Otherwise blank. -->
+<survey></survey>
+
 <other_description></other_description>
 <bearings></bearings>
 <url></url>
diff --git a/entrance_data/1626-CASINO.html b/entrance_data/1626-casino-01.html
similarity index 96%
rename from entrance_data/1626-CASINO.html
rename to entrance_data/1626-casino-01.html
index 3b20ea252..333a2867d 100644
--- a/entrance_data/1626-CASINO.html
+++ b/entrance_data/1626-casino-01.html
@@ -19,7 +19,6 @@ though, you do not need to do a data import as it happens automatically -->
 <br>
 <entrance>
 <non_public>False</non_public>
-<slug>1626-CASINO</slug> <!-- one entrance and one slug per entrance_data file -->
 <name></name>
 <entrance_description></entrance_description>
 <explorers></explorers>
diff --git a/entrance_data/1626-UPSIDE-DOWN.html b/entrance_data/1626-upside-down-01.html
similarity index 96%
rename from entrance_data/1626-UPSIDE-DOWN.html
rename to entrance_data/1626-upside-down-01.html
index 4bc151db1..25616727f 100644
--- a/entrance_data/1626-UPSIDE-DOWN.html
+++ b/entrance_data/1626-upside-down-01.html
@@ -19,7 +19,6 @@ though, you do not need to do a data import as it happens automatically -->
 <br>
 <entrance>
 <non_public>False</non_public>
-<slug>1626-UPSIDE-DOWN</slug> <!-- one entrance and one slug per entrance_data file -->
 <name></name>
 <entrance_description></entrance_description>
 <explorers></explorers>