diff --git a/OpenAPI/TS28312_IntentNrm.yaml b/OpenAPI/TS28312_IntentNrm.yaml
index eca9fcd7ede2f50608547a89be1b4799d89fdd50..1b67b2e68440034fd00aed6bd6234725181d8d83 100644
--- a/OpenAPI/TS28312_IntentNrm.yaml
+++ b/OpenAPI/TS28312_IntentNrm.yaml
@@ -537,9 +537,8 @@ components:
           type: string
         observationPeriod:
           description: >-
-            It indicates the time period for which the fulfilment process is observed
-            and at the end of which the fulfilmentInfo for corresponding
-            ExpectationTargets, IntentExpectations and Intent is updated.
+            It indicates the time period for which the fulfilment process or exploration process is observed
+            and at the end of which which the IntentFulfilmentReport or IntentExplorationReport is updated and reported.
           type: integer
         expectedReportTypes:
           description: >-
@@ -800,6 +799,15 @@ components:
             $ref: '#/components/schemas/ExpectationExplorationResult'
           uniqueItems: true
           minItems: 1
+        expectationExplorationStatus:
+          description: ->
+            It describes the status of intent exploration process.
+          type: string
+          enum:  
+            - NOT_STARTED
+            - RUNNING
+            - FINISHED
+            - FAILED
     ExpectationExplorationResult:
       description: >-
         It represents the expectation exploration result for a specific intent expectation
@@ -811,7 +819,7 @@ components:
         targetExplorationResults:
           type: array
           items:
-            $ref: '#/components/schemas/ExpectationTarget'
+            $ref: '#/components/schemas/TargetExplorationResult'
           uniqueItems: true
           minItems: 1
         contextExplorationResults:
@@ -823,6 +831,23 @@ components:
       required:
         - expectationId
         - targetExplorationResults
+    TargetExplorationResult:
+      type: object
+      description: >-
+         It represents exploration results (i.e. recommended best values) for the expectation targets.
+      properties:
+        targetName: 
+          type: string
+        targetCondition:
+          $ref: '#/components/schemas/Condition'
+        targetValueRange:
+          $ref: '#/components/schemas/ValueRangeType'
+        cellContext:
+          $ref: 'TS28312_IntentExpectations.yaml#/components/schemas/CellContext'
+        coverageAreaPolygonContext:
+          $ref: 'TS28312_IntentExpectations.yaml#/components/schemas/CoverageAreaPolygonContext'          
+        
+
    #-------Definition of the generic IntentExplorationReport dataType----------------#