mention double logic in docs

models/intermediate/core/schema.yml

@@ -310,8 +310,14 @@ models:
           a first level of filtering.
 
   - name: int_core__vr_check_in_cover
-    description: "This tables holds information on verification requests
-      with Ckeck-in Hero available for the guests."
+    description: | 
+      This tables holds information on verification requests with Ckeck-in Hero
+      available for the guests.
+
+      The query has logic paths that cover both the Guest Products data model, 
+      which started on June 2025, and the previous "CIH is a verification step"
+      model.
+
     columns:
       - name: id_verification_request
         data_type: bigint