-<!ELEMENT THEOREM (type)>
-<!ATTLIST THEOREM
- name CDATA #REQUIRED
- uri CDATA #REQUIRED>
-
-<!ELEMENT LEMMA (type)>
-<!ATTLIST LEMMA
- name CDATA #REQUIRED
- uri CDATA #REQUIRED>
-
-<!ELEMENT COROLLARY (type)>
-<!ATTLIST COROLLARY
- name CDATA #REQUIRED
- uri CDATA #REQUIRED>
-
-<!ELEMENT AXIOM (Axiom)>
-<!ATTLIST AXIOM
- name CDATA #REQUIRED
- uri CDATA #REQUIRED>
-
-<!ELEMENT FACT (type)>
-<!ATTLIST FACT
- name CDATA #REQUIRED
- uri CDATA #REQUIRED>
-
-<!ELEMENT DEFINITION (Definition|InductiveDefinition)>
-<!ATTLIST DEFINITION
- name CDATA #REQUIRED
- uri CDATA #REQUIRED>
-
-<!ELEMENT VARIABLE (Variable)>
-<!ATTLIST VARIABLE
- name CDATA #REQUIRED
- uri CDATA #REQUIRED>
-
-<!ELEMENT SECTION (%theorystructure;)>
-<!ATTLIST SECTION
- uri CDATA #REQUIRED>
+<!ELEMENT ht:AXIOM (Axiom)>
+<!ATTLIST ht:AXIOM
+ uri CDATA #REQUIRED
+ as (Axiom|Declaration) #REQUIRED>
+
+<!ELEMENT ht:DEFINITION (Definition|InductiveDefinition)>
+<!ATTLIST ht:DEFINITION
+ uri CDATA #REQUIRED
+ as (Definition|Inductive|CoInductive|Record) #REQUIRED>
+
+<!ELEMENT ht:THEOREM (type)>
+<!ATTLIST ht:THEOREM
+ uri CDATA #REQUIRED
+ as (Theorem|Lemma|Corollary|Fact|Remark) #REQUIRED>
+
+<!ELEMENT ht:VARIABLE (Variable)>
+<!ATTLIST ht:VARIABLE
+ uri CDATA #REQUIRED
+ as (Assumption|Hypothesis|LocalDefinition) #REQUIRED>
+
+
+
+
+
+
+
+
+
+