--- a/model/satya-comments.txt Thu Oct 06 22:15:39 2011 +0100
+++ b/model/satya-comments.txt Thu Oct 06 22:16:18 2011 +0100
@@ -113,7 +113,7 @@
Qualifiers are for relations.
Entities have attributes (characterizing them) (and also annotations)
-standard -> pre-defined
+standard replaced by pre-defined
>
> 2. Attributes, qualifiers, and annotation are the main extensibility
@@ -133,8 +133,8 @@
Annotations: we have given example of use of annotation, where application
specific annotations give instructions on how to render provenance.
-Attributes -> for entities and PEs
-Qualifiers -> for relations
+Attributes are for entities and PEs
+Qualifiers are for relations
There is no concept of "specialized entity" in the model. What do you mean?
Entity expressions can be complement of other entity expressions