diff -Nur -X/data/freeciv-dev/freeciv/diff_ignore freeciv/data/engels/tiles.spec rulesets/data/engels/tiles.spec
--- freeciv/data/engels/tiles.spec	Sat Oct 28 00:20:11 2000
+++ rulesets/data/engels/tiles.spec	Fri Jan 26 23:52:10 2001
@@ -353,7 +353,7 @@
  11,  7, "ts.fish"
  11,  8, "ts.horses"
 ;; 11,  9, "ts.river_resources"  ; blank tile
- 11, 10, "ts.oil"
+ 11, 10, "ts.oil", "ts.arctic_oil"
  11, 11, "ts.tundra_game"
 
   5, 16, "ts.spice"
diff -Nur -X/data/freeciv-dev/freeciv/diff_ignore freeciv/data/engels/units.spec rulesets/data/engels/units.spec
--- freeciv/data/engels/units.spec	Thu Aug 31 08:14:29 2000
+++ rulesets/data/engels/units.spec	Fri Jan 26 23:52:28 2001
@@ -44,7 +44,7 @@
   0,  8, "u.horsemen"
   0,  9, "u.chariot"
   0, 10, "u.cruiser"
-  0, 11, "u.diplomat"
+  0, 11, "u.diplomat", "u.barbarian_leader"
   0, 12, "u.fighter"
   0, 13, "u.frigate"
   0, 14, "u.ironclad"
diff -Nur -X/data/freeciv-dev/freeciv/diff_ignore freeciv/data/trident/tiles.spec rulesets/data/trident/tiles.spec
--- freeciv/data/trident/tiles.spec	Sat Oct 28 00:20:14 2000
+++ rulesets/data/trident/tiles.spec	Fri Jan 26 23:51:27 2001
@@ -352,7 +352,7 @@
  11,  7, "ts.fish"
  11,  8, "ts.horses"
  11,  9, "ts.river_resources"
- 11, 10, "ts.oil"
+ 11, 10, "ts.oil", "ts.arctic_oil"
  11, 11, "ts.tundra_game"
 
   5, 16, "ts.spice"
diff -Nur -X/data/freeciv-dev/freeciv/diff_ignore freeciv/data/trident/units.spec rulesets/data/trident/units.spec
--- freeciv/data/trident/units.spec	Sun Sep 12 22:24:59 1999
+++ rulesets/data/trident/units.spec	Fri Jan 26 23:51:49 2001
@@ -33,7 +33,7 @@
   0,  8, "u.horsemen"
   0,  9, "u.chariot"
   0, 10, "u.cruiser"
-  0, 11, "u.diplomat"
+  0, 11, "u.diplomat", "u.barbarian_leader"
   0, 12, "u.fighter"
   0, 13, "u.frigate"
   0, 14, "u.ironclad"