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@@ -22,6 +22,9 @@ Editor: {Editor}, {Email}
 
 Challenge: Express the link:https://docs.evolveum.com/midpoint/midprivacy/phases/01-data-provenance-prototype/axiom/[Axiom Design Draft] using schema.org vocabularies and JSON.
 
+. schema.org provides the ability to declare namespaces.
+. See if the rest of the Axiom specification can be expressed in simple JSON
+
 ==== The Axiom Schema Language
 
 “Axiom is a [proposed] data modeling language used to model data and metadata for Prism and the midPrivacy project, with the intention to replace XSD as the go-to modeling language for Prism.”