diff --git a/src/main/cljc/org/domaindrivenarchitecture/activity_pub_poc/activitystreams2.cljc b/src/main/cljc/org/domaindrivenarchitecture/activity_pub_poc/activitystreams2.cljc
index 3540fc0..31674d0 100644
--- a/src/main/cljc/org/domaindrivenarchitecture/activity_pub_poc/activitystreams2.cljc
+++ b/src/main/cljc/org/domaindrivenarchitecture/activity_pub_poc/activitystreams2.cljc
@@ -20,20 +20,18 @@
 ;http://www.w3.org/ns/activitystreams#attachment
 (s/def ::attachment 
   (s/and 
+   ::owl/ObjectProperty
    ::Class
    ::Link
-   ::Object
-   ::owl/ObjectProperty))
+   ::Object))
 
 ;http://www.w3.org/ns/activitystreams#result
-;TODO: definition in progress
-;How should we translate this?
-;rdfs:range [
-;    a owl:Class ;
-;    owl:unionOf ( as:Object as:Link )
-;  ]
 (s/def ::result 
-  (s/and ::owl/ObjectProperty))
+  (s/and 
+   ::owl/ObjectProperty
+   ::Class
+   ::Object
+   ::Link))
 
 ;http://www.w3.org/ns/activitystreams#Activity
 ;TODO: definition in progress