   {:specialization/id "developer"
    :specialization/title "Developer"
    :specialization/annotation "Developer"}]
+
+ ;; :specializations.relationships
+ [{:specialization.relationship/from [:specialization/id "developer"]
+   :specialization.relationship/to [:specialization/id "basic"]
+   :specialization.relationship/description "developer->basic"}]
 
 ;;  :users
  [{:user/name "user1"

  {:media/id "xunit"
   :media/type :media.type/book
   :media/title "xUnit Test Patterns"
   :media/subtitle "Refactoring Test CodeImplementing Lean Software Development"
   :media/essential true
   :media/experience 0
   :media/isbn "ISBN 978-5-8459-1448-4, 978-0-13-149505-0;"

   :recommendation/necessary true
   :recommendation/description "Clean Code is must for every IT specialist, because... //TBD"}

  {:recommendation/specialization [:specialization/id "developer"]
   :recommendation/media [:media/id "xunit"]
   :recommendation/id "basic_xunit"
   :recommendation/priority 1000
   :recommendation/necessary true
   :recommendation/description "XUnit is must recommendation for developer specialization, because... //TBD"}
  {:recommendation/specialization [:specialization/id "basic"]
   :recommendation/media [:media/id "ilsd"]
   :recommendation/id "basic_ilsd"
