1 files changed, 14 insertions, 4 deletions
diff --git a/learn/tentacular.sdm b/learn/tentacular.sdm
index d8b8e3c..3f0a45a 100644
--- a/learn/tentacular.sdm
+++ b/learn/tentacular.sdm
@@ -34,6 +34,20 @@ module tentacular learn10tac <https://purl.org/learn/tentacular#> is
     identity id -> unknown
   end
 
+  entity Matter is
+    @rdfs:subClassOf = learn:World
+    identity is -> unknown
+
+    WorldSideOf -> Identification
+  end
+
+  entity Prelearned is
+    @rdfs:subClassOf = learn:World
+    identity is -> unknown
+
+    subjectSideOf -> Identification
+  end
+
   entity Identification is
     @rdfs:subClassOf = :WorldingPracticeLearning
     @rdfs:subClassOf = :ContentDimension
@@ -191,8 +205,4 @@ module tentacular learn10tac <https://purl.org/learn/tentacular#> is
     ]
     identity id -> unknown
   end
-
-  entity Prelearned
-
-;  entity World
 end