Index: /trunk/resources/data/validator/combinations.mapcss
===================================================================
--- /trunk/resources/data/validator/combinations.mapcss	(revision 18462)
+++ /trunk/resources/data/validator/combinations.mapcss	(revision 18463)
@@ -272,7 +272,5 @@
 }
 
-/* {0.key} without {1.key}, {2.key} or {3.key}, see #20960 */
-way[construction][!highway][!railway][!waterway]!:closed,
-area[construction][!building][!highway][!landuse]:closed,
+/* {0.key} without {1.key}, {2.key} or {3.key} */
 *[snowplowing][!highway][!amenity][!leisure] {
   throwWarning: tr("{0} without {1}, {2} or {3}", "{0.key}", "{1.key}", "{2.key}", "{3.key}");