Playing with mermaid - commented out

Author: DsposalTom

docs/1_Start_Here/1_4_Data_Schema.md

@@ -5,6 +5,19 @@ description: The current data schema of the Open3P open data standard for the pl
 
 # Data Schema
 
+<!-- ``` mermaid
+erDiagram
+  MATERIALS_CATALOGUE }o--o{ MATERIAL : within
+  MATERIAL }o--o{ COMPONENT_CATALOGUE : within
+  COMPONENT_CATALOGUE }o--o{ COMPLETE_PACKAGING : within
+  COMPLETE_PACKAGING }o..o{ MULTIPACK : within
+  COMPONENT_CATALOGUE }o..o{ MULTIPACK : within
+  MULTIPACK }o..o{ LOAD_CATALOGUE : within
+  COMPLETE_PACKAGING }o--o{ LOAD_CATALOGUE : within
+  COMPONENT_CATALOGUE }o--o{ LOAD_CATALOGUE : within
+  LOAD_CATALOGUE }o--o{ LOAD : within
+``` -->
+
 <figure markdown>
 [![Schema](../img/schema-v1.1-2022-12-20.jpg)](https://opendatamanchester.github.io/PPP/img/schema-v1.1-2022-12-20.jpg){target=_blank}
   <figcaption>Data schema</figcaption>