Addressing the issue #3

Introducing Simple and Structured Postal Address

README.md

@@ -122,6 +122,8 @@ for instance the [ORCID Identifier](./entities/ORCID_Identifier.md).
 * [Wikidata ID Type](./datatypes/Wikidata_ID.md)
 * [Person Name](./datatypes/Person_Name.md)
 * [Postal Address](./datatypes/Postal_Address.md)
+  * [Simple Postal Address](./datatypes/Simple_Postal_Address.md)
+  * [Structured Postal Address](./datatypes/Structured_Postal_Address.md)
 * [Language](./datatypes/Language.md), [Country](./datatypes/Country.md), [Script](./datatypes/Script.md)
 * [Language Tag](./datatypes/Language_Tag.md)
 * [Monetary Amount](./datatypes/Monetary_Amount.md)

datatypes/Postal_Address.md

@@ -4,13 +4,10 @@ The location assigned to an [Organisation Unit](../entities/Organisation_Unit.md
 
 ## Components
 
-- street : [Multilingual String](../datatypes/Multilingual_String.md)
-- city : [Multilingual String](../datatypes/Multilingual_String.md)
-- ZIP code: [Multilingual String](../datatypes/Multilingual_String.md)
-- stateOrProvince: [Multilingual String](../datatypes/Multilingual_String.md)
 - country : [Country](../datatypes/Country.md)
 
 ## Notes
 
-The main intended usage of multiple strings for different languages is to allow the representation of the addresses in different scripts, allowing for transliterations.
+Please note there are two specializations of this data type providing more or less structured details about a postal 
+address [Simple Postal Address](../datatypes/Simple_Postal_Address.md) and [Structured Postal Address](../datatypes/Structured_Postal_Address.md)
 

datatypes/Simple_Postal_Address.md

@@ -0,0 +1,13 @@
+# Simple Postal Address
+
+This data type is used when a string representation of postal address is used.
+
+## Components
+
+- address : [Multilingual String](../datatypes/Multilingual_String.md)
+
+## Notes
+
+The main intended usage of multiple strings for different languages is to allow the representation of the addresses in different scripts, allowing for transliterations. 
+This is a subtype of [Postal Address](../datatypes/Postal_Address.md), and therefore it also includes inherited country component.  
+

datatypes/Structured_Postal_Address.md

@@ -0,0 +1,16 @@
+# Structured Postal Address
+
+This data type is used when a structured representation of postal address is used.
+
+## Components
+
+- street : [Multilingual String](../datatypes/Multilingual_String.md)
+- city : [Multilingual String](../datatypes/Multilingual_String.md)
+- ZIP code: [Multilingual String](../datatypes/Multilingual_String.md)
+- stateOrProvince: [Multilingual String](../datatypes/Multilingual_String.md)
+
+## Notes
+
+The main intended usage of multiple strings for different languages is to allow the representation of the addresses in different scripts, allowing for transliterations.
+This is a subtype of [Postal Address](../datatypes/Postal_Address.md), and therefore it also includes inherited country component.  
+

diagrams/core.puml

@@ -275,11 +275,21 @@
 
 !startsub Postal_Address
     datatype("Postal_Address") {
+        country : Country
+    }
+
+    datatype("Simple_Postal_Address") {
+        address : Multilingual_String
+    }
+
+    datatype("Structured_Postal_Address") {
         street : Multilingual_String
         city : Multilingual_String
         zipCode : Multilingual_String
-        country : Country
     }
+
+     "Postal_Address" <|-d- "Simple_Postal_Address"
+     "Postal_Address" <|-d- "Structured_Postal_Address"
 !endsub
 
 !startsub Country