diff --git a/cmd/core-runtime/main.go b/cmd/core-runtime/main.go
index a6a7cb1..2ac7adb 100644
--- a/cmd/core-runtime/main.go
+++ b/cmd/core-runtime/main.go
@@ -806,7 +806,9 @@ func main() {
 			needsCognition = false
 		}
 		researchBacked := false
+		researchAttempted := false
 		if hasChatRoute(routePlan, chatRouteResearch) && semantic.Interpretation.Clarification != interaction.ClarificationRequired && shouldRunGeneralResearch(semantic.InformationRequestKind) {
+			researchAttempted = true
 			if planID, idErr := ids.New(); idErr == nil {
 				parts := interactiondomain.IndependentRequestParts(effectiveTaskMessage)
 				replies := make([]string, 0, len(parts))
@@ -976,7 +978,7 @@ func main() {
 			stableSemanticReply := mediaAttempted || identityReply != "" || memoryInstructionReply != "" || creativeReply != "" || (creativeFallbackReply != "" && !cognitiveAvailable) || semantic.InformationRequestKind != "" || locationReply != "" || deterministicSpeechAct == interaction.SpeechActConversational || deterministicSpeechAct == interaction.SpeechActConfirmation || deterministicSpeechAct == interaction.SpeechActRejection
 			if reviewErr != nil {
 				log.Printf("cognitive response review unavailable: %v", reviewErr)
-			} else if !stableSemanticReply && (!researchBacked || reviewPreservesResearchEvidence(reviewedReply, planningReply)) {
+			} else if reviewMayReplacePlanningReply(stableSemanticReply, researchAttempted, researchBacked, reviewedReply, planningReply) {
 				planningReply = reviewedReply
 			} else if reviewedReply != planningReply {
 				log.Printf("cognitive response review proposed stable semantic rewrite; preserving semantic reply")
@@ -1872,6 +1874,19 @@ func reviewPreservesResearchEvidence(reviewed, draft string) bool {
 	return true
 }
 
+// reviewMayReplacePlanningReply keeps ownership of a concrete capability
+// result with that capability. A review may improve source-backed research,
+// but must not turn an honest no-result into an invented clarification.
+func reviewMayReplacePlanningReply(stableSemanticReply, researchAttempted, researchBacked bool, reviewed, draft string) bool {
+	if stableSemanticReply {
+		return false
+	}
+	if !researchAttempted {
+		return true
+	}
+	return researchBacked && reviewPreservesResearchEvidence(reviewed, draft)
+}
+
 func humanMemoryInventory(history []interaction.HumanUtterance, assistantName string) string {
 	rows := make([]string, 0, 4)
 	if assistantName != "" {
diff --git a/cmd/core-runtime/main_test.go b/cmd/core-runtime/main_test.go
index 508efb7..1daa31f 100644
--- a/cmd/core-runtime/main_test.go
+++ b/cmd/core-runtime/main_test.go
@@ -46,6 +46,21 @@ func TestNearestFlightReplyFiltersUnrelatedSearchSnippets(t *testing.T) {
 	}
 }
 
+func TestResponseReviewPreservesAttemptedResearchOutcome(t *testing.T) {
+	if reviewMayReplacePlanningReply(false, true, false, "Уточните аэропорт.", "Пока не смог получить проверяемый ответ.") {
+		t.Fatal("review replaced an honest unbacked research outcome")
+	}
+	if !reviewMayReplacePlanningReply(false, true, true, "Расписание. Источник: https://example.test", "Расписание. Источник: https://example.test") {
+		t.Fatal("review should be able to improve a source-backed research outcome")
+	}
+	if reviewMayReplacePlanningReply(false, true, true, "Расписание без ссылки", "Расписание. Источник: https://example.test") {
+		t.Fatal("review dropped the research evidence")
+	}
+	if !reviewMayReplacePlanningReply(false, false, false, "Нормальный ответ", "Черновик") {
+		t.Fatal("ordinary conversation review was unexpectedly blocked")
+	}
+}
+
 func TestBearerTokenRequiresBearerScheme(t *testing.T) {
 	request := httptest.NewRequest("GET", "/", nil)
 	request.Header.Set("Authorization", "Basic value")