Index: trunk/data/validator/combinations.mapcss
===================================================================
--- trunk/data/validator/combinations.mapcss	(revision 15619)
+++ trunk/data/validator/combinations.mapcss	(revision 15624)
@@ -110,5 +110,5 @@
 *[artwork_type                 ][tourism!=artwork][exhibit!=artwork],
 *[castle_type                  ][historic!=castle],
-*[parking                      ][amenity!~/^(parking|parking_space|parking_entrance|motorcycle_parking)$/],
+*[parking                      ][amenity!~/^(parking|parking_space|parking_entrance|motorcycle_parking)$/][parking!=yes][parking!=no],
 way[cutline                    ][man_made!=cutline],
 *[bunker_type                  ][military!=bunker] {