Added new function for CK

@@ -424,6 +424,79 @@ reportspin:idOfDDRByDateAndWellBoreId
   rdfs:label "id of DDR by date and well bore id"^^xsd:string ;
   rdfs:label "id of DDR by date and well bore id"^^xsd:string ;
   rdfs:subClassOf spin:Functions ;
   rdfs:subClassOf spin:Functions ;
 .
 .
+reportspin:idOfDPR2ByDateAndFieldName
+  rdf:type spin:Function ;
+  spin:body [
+      rdf:type sp:Select ;
+      sp:limit "1"^^xsd:long ;
+      sp:orderBy (
+          [
+            rdf:type sp:Desc ;
+            sp:expression [
+                sp:varName "created"^^xsd:string ;
+              ] ;
+          ]
+        ) ;
+      sp:resultVariables (
+          [
+            sp:varName "id"^^xsd:string ;
+          ]
+        ) ;
+      sp:where (
+          [
+            sp:object [
+                sp:varName "fieldName"^^xsd:string ;
+              ] ;
+            sp:predicate <http://www.reportinghub.no/system/schema/reporting#fieldName> ;
+            sp:subject [
+                sp:varName "report"^^xsd:string ;
+              ] ;
+          ]
+          [
+            sp:object [
+                sp:varName "date"^^xsd:string ;
+              ] ;
+            sp:predicate <http://purl.org/dc/terms/date> ;
+            sp:subject [
+                sp:varName "report"^^xsd:string ;
+              ] ;
+          ]
+          [
+            sp:object [
+                sp:varName "created"^^xsd:string ;
+              ] ;
+            sp:predicate <http://purl.org/dc/terms/created> ;
+            sp:subject [
+                sp:varName "report"^^xsd:string ;
+              ] ;
+          ]
+          [
+            sp:object [
+                sp:varName "id"^^xsd:string ;
+              ] ;
+            sp:predicate <http://rdfs.org/sioc/ns#id> ;
+            sp:subject [
+                sp:varName "report"^^xsd:string ;
+              ] ;
+          ]
+        ) ;
+    ] ;
+  spin:constraint [
+      rdf:type spl:Argument ;
+      spl:predicate arg:date ;
+      spl:valueType xsd:date ;
+      rdfs:comment "The xsd:date of the DPR2 to get."^^xsd:string ;
+    ] ;
+  spin:constraint [
+      rdf:type spl:Argument ;
+      spl:predicate arg:fieldName ;
+      spl:valueType xsd:string ;
+      rdfs:comment "The registered name of the Field."^^xsd:string ;
+    ] ;
+  spin:returnType xsd:string ;
+  rdfs:label "id of DPR2By date and field name"^^xsd:string ;
+  rdfs:subClassOf spin:Functions ;
+.
 reportspin:idOfDPRByDateAndOwner
 reportspin:idOfDPRByDateAndOwner
   rdf:type spin:Function ;
   rdf:type spin:Function ;
   spin:body [
   spin:body [