diff --git a/core/models/caves.py b/core/models/caves.py
index 2d3e454..e077055 100644
--- a/core/models/caves.py
+++ b/core/models/caves.py
@@ -598,7 +598,7 @@ def GetCaveLookup():
        ("2012-dd-08", "1623-297"),
       #  ("2011-01", "1623-292"), seems to be a mistake
         ("2012-dd-05", "1623-286"),
-        ("2012-0w-01", "2012-ow-01"), # typo zero for 'O'
+        ("2012-0w-01", "2012-ow-01"), # catch the typo: zero for 'O'
         ("2012-ns-13", "1623-292"),
         ("2014-neo-01", "1623-273"),
         ("2014-sd-01", "1623-274"),
@@ -615,15 +615,15 @@ def GetCaveLookup():
         ("2013-cucc-03", "1623-2013-03"),
         ("2018-ps-01", "1623-114"),
         ("bs17", "1623-283"),
-        ("1976/b11", "1623-198"),
-        ("1976/b8", "1623-197"),
-        ("1976/b9", "1623-190"),
+        ("1976/b11", "1623-198"), # / in name with crash url resolution, bad idea, fix in original doc
+        ("1976/b8", "1623-197"), # / in name with crash url resolution, bad idea, fix in original doc
+        ("1976/b9", "1623-190"), # / in name with crash url resolution, bad idea, fix in original doc
         ("1976-b11", "1623-198"),
         ("1976-b8", "1623-197"),
         ("1976-b9", "1623-190"),
-        ("b11", "1976/b11"),
-        ("b8", "1976/b8"),
-        ("b9", "1976/b9"),
+        ("b11", "1623-198"), 
+        ("b8", "1623-197"),  
+        ("b9", "1623-190"),  
         ("2011-01-bs30", "1623-190"),
         ("bs30", "1623-190"),
         ("2011-01", "1623-190"),