diff --git a/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/layoutparsing/document/services/EntityCreationService.java b/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/layoutparsing/document/services/EntityCreationService.java
index ef0df4c2..1031e74e 100644
--- a/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/layoutparsing/document/services/EntityCreationService.java
+++ b/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/layoutparsing/document/services/EntityCreationService.java
@@ -60,6 +60,42 @@ public class EntityCreationService {
     }
 
 
+    public Stream<RedactionEntity> betweenStringsInclusive(String start, String stop, String type, EntityType entityType, SemanticNode node) {
+
+        List<Boundary> startBoundaries = RedactionSearchUtility.findBoundariesByString(start, node.getTextBlock());
+        List<Boundary> stopBoundaries = RedactionSearchUtility.findBoundariesByString(stop, node.getTextBlock());
+
+        startBoundaries.forEach(boundary -> {
+            boundary.setStart(boundary.start() - start.length());
+            boundary.setEnd(boundary.end() - start.length());
+        });
+        stopBoundaries.forEach(boundary -> {
+            boundary.setStart(boundary.start() + stop.length());
+            boundary.setEnd(boundary.end() + stop.length());
+        });
+
+        return betweenBoundaries(startBoundaries, stopBoundaries, type, entityType, node);
+    }
+
+
+    public Stream<RedactionEntity> betweenStringsInclusiveIgnoreCase(String start, String stop, String type, EntityType entityType, SemanticNode node) {
+
+        List<Boundary> startBoundaries = RedactionSearchUtility.findBoundariesByStringIgnoreCase(start, node.getTextBlock());
+        List<Boundary> stopBoundaries = RedactionSearchUtility.findBoundariesByStringIgnoreCase(stop, node.getTextBlock());
+
+        startBoundaries.forEach(boundary -> {
+            boundary.setStart(boundary.start() - start.length());
+            boundary.setEnd(boundary.end() - start.length());
+        });
+        stopBoundaries.forEach(boundary -> {
+            boundary.setStart(boundary.start() + stop.length());
+            boundary.setEnd(boundary.end() + stop.length());
+        });
+
+        return betweenBoundaries(startBoundaries, stopBoundaries, type, entityType, node);
+    }
+
+
     public Stream<RedactionEntity> betweenStringsIgnoreCase(String start, String stop, String type, EntityType entityType, SemanticNode node) {
 
         List<Boundary> startBoundaries = RedactionSearchUtility.findBoundariesByStringIgnoreCase(start, node.getTextBlock());
diff --git a/redaction-service-v1/redaction-service-server-v1/src/test/java/com/iqser/red/service/redaction/v1/server/DocumineFloraTest.java b/redaction-service-v1/redaction-service-server-v1/src/test/java/com/iqser/red/service/redaction/v1/server/DocumineFloraTest.java
index c6549313..a610c0b8 100644
--- a/redaction-service-v1/redaction-service-server-v1/src/test/java/com/iqser/red/service/redaction/v1/server/DocumineFloraTest.java
+++ b/redaction-service-v1/redaction-service-server-v1/src/test/java/com/iqser/red/service/redaction/v1/server/DocumineFloraTest.java
@@ -45,7 +45,7 @@ public class DocumineFloraTest extends AbstractRedactionIntegrationTest {
     @Disabled
     public void titleExtraction() throws IOException {
 
-        AnalyzeRequest request = uploadFileToStorage("files/Documine/Flora/A13617AV/425_F.1.1.1 - A13617AV - Acute Oral Toxicity Study.pdf");
+        AnalyzeRequest request = uploadFileToStorage("files/Documine/Flora/ProblemDocs/15 - EVIDIS - Toxicidade oral aguda.pdf");
 
         System.out.println("Start Full integration test");
         analyzeService.analyzeDocumentStructure(new StructureAnalyzeRequest(request.getDossierId(), request.getFileId()));
diff --git a/redaction-service-v1/redaction-service-server-v1/src/test/resources/drools/documine_flora.drl b/redaction-service-v1/redaction-service-server-v1/src/test/resources/drools/documine_flora.drl
index 7270830c..7eae3ece 100644
--- a/redaction-service-v1/redaction-service-server-v1/src/test/resources/drools/documine_flora.drl
+++ b/redaction-service-v1/redaction-service-server-v1/src/test/resources/drools/documine_flora.drl
@@ -578,7 +578,7 @@ rule "DOC.13.0: Clinical Signs"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "clinical_signs", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.13.0", "Clinical Signs found", "n-a"));
+            .forEach(entity -> entity.apply("DOC.13.0", "Clinical Signs found", "n-a"));
     end
 
 
@@ -590,10 +590,10 @@ rule "DOC.14.0: Dosages"
             && !getHeadline().containsString("TABLE")
         )
     then
-        entityCreationService.betweenStrings("The animals were treated", ".", "dosages", EntityType.ENTITY, $section).forEach(entity -> {
+        entityCreationService.betweenStringsInclusive("The animals were treated", ".", "dosages", EntityType.ENTITY, $section).forEach(entity -> {
             entity.apply("DOC.14.0", "Dosage found", "n-a");
         });
-        entityCreationService.betweenStrings("Animals were treated", ".", "dosages", EntityType.ENTITY, $section).forEach(entity -> {
+        entityCreationService.betweenStringsInclusive("Animals were treated", ".", "dosages", EntityType.ENTITY, $section).forEach(entity -> {
             entity.apply("DOC.14.0", "Dosage found", "n-a");
         });
         entityCreationService.byRegexWithLineBreaks("(?:\\.[\\s|\\n]|^.{5,20}\\n)([^\\.]{1,200}(?:animal|given|received)[^\\.]{1,200}dose\\s(?:levels?\\s)?(?:of|at)[^\\.]{1,200})(?:\\.[\\s|\\n|$])", "dosages", EntityType.ENTITY,1, $section).forEach(entity -> {
@@ -608,7 +608,7 @@ rule "DOC.15.0: Mortality"
         FileAttribute(label == "OECD Number", value == "425")
     then
         entityCreationService.bySemanticNodeParagraphsOnly($headline.getParent(), "mortality", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.15.0", "Mortality found", "n-a"));
+            .forEach(entity -> entity.apply("DOC.15.0", "Mortality found", "n-a"));
     end
 
 
@@ -620,7 +620,7 @@ rule "DOC.17.0: Study Conclusion"
             )
     then
          entityCreationService.bySemanticNodeParagraphsOnly($section, "study_conclusion", EntityType.ENTITY)
-         .forEach(entity -> entity.applyWithLineBreaks("DOC.17.0", "Study Conclusion found", "n-a"));
+         .forEach(entity -> entity.apply("DOC.17.0", "Study Conclusion found", "n-a"));
     end
 
 
@@ -638,7 +638,7 @@ rule "DOC.18.0: Weight Behavior Changes"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "weight_behavior_changes", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.18.0", "Weight behavior changes found", "n-a"));
+            .forEach(entity -> entity.apply("DOC.18.0", "Weight behavior changes found", "n-a"));
     end
 
 
@@ -656,7 +656,7 @@ rule "DOC.19.0: Necropsy findings"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "necropsy_findings", EntityType.ENTITY)
-            .forEach( entity -> entity.applyWithLineBreaks("DOC.19.0", "Necropsy section found", "n-a"));
+            .forEach( entity -> entity.apply("DOC.19.0", "Necropsy section found", "n-a"));
     end
 
 
@@ -675,7 +675,7 @@ rule "DOC.22.0: Clinical observations"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "clinical_observations", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.22.0", "Clinical observations section found", "n-a"));
+            .forEach(entity -> entity.apply("DOC.22.0", "Clinical observations section found", "n-a"));
     end
 
 
@@ -731,7 +731,7 @@ rule "DOC.23.0: Bodyweight changes"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "bodyweight_changes", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.23.0", "Bodyweight section found", "n-a"));
+            .forEach(entity -> entity.apply("DOC.23.0", "Bodyweight section found", "n-a"));
     end
 
 
@@ -743,7 +743,7 @@ rule "DOC.24.0: Study Design"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "study_design", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.24.0", "Study design section found", "n-a"));
+            .forEach(entity -> entity.apply("DOC.24.0", "Study design section found", "n-a"));
     end
 
 
@@ -764,7 +764,7 @@ rule "DOC.25.0: Results and Conclusion (406, 428, 438, 439, 474 & 487)"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "results_and_conclusion", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.25.0", "Results and Conclusion found", "n-a"));
+            .forEach(entity -> entity.apply("DOC.25.0", "Results and Conclusion found", "n-a"));
     end
 
 
@@ -780,7 +780,7 @@ rule "DOC.26.0: Detailing (404 & 405)"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "detailing", EntityType.ENTITY)
-                    .forEach(entity -> entity.applyWithLineBreaks("DOC.26.0", "Detailing found", "n-a"));
+                    .forEach(entity -> entity.apply("DOC.26.0", "Detailing found", "n-a"));
     end
 
 
@@ -793,7 +793,7 @@ rule "DOC.32.0: Preliminary Test Results (429)"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "preliminary_test_results", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.32.0", "Preliminary Test Results found", "n-a"));
+            .forEach(entity -> entity.apply("DOC.32.0", "Preliminary Test Results found", "n-a"));
     end
 
 
@@ -803,7 +803,7 @@ rule "DOC.33.0: Test Results (429)"
         $section: Section((getHeadline().containsString("RESULTS AND DISCUSSION") || getHeadline().containsString("Estimation of the proliferative response of lymph node cells") || getHeadline().containsString("Results in the Main Experiment")))
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "test_results", EntityType.ENTITY)
-        .forEach(entity -> entity.applyWithLineBreaks("DOC.33.0", "Test Results found", "n-a"));
+        .forEach(entity -> entity.apply("DOC.33.0", "Test Results found", "n-a"));
     end
 
 
@@ -938,7 +938,7 @@ rule "DOC.39.0: Dilution of the test substance"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "dilution", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.39.0", "Dilution found.", "n-a"));
+            .forEach(entity -> entity.apply("DOC.39.0", "Dilution found.", "n-a"));
     end
 
 
@@ -951,7 +951,7 @@ rule "DOC.40.0: Positive Control"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "positive_control", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.40.0", "Positive control found.", "n-a"));
+            .forEach(entity -> entity.apply("DOC.40.0", "Positive control found.", "n-a"));
     end
 
 
@@ -961,7 +961,7 @@ rule "DOC.42.0: Mortality Statement"
         $headline: Headline(containsString("Mortality") && !containsString("TABLE"))
     then
         entityCreationService.bySemanticNodeParagraphsOnly($headline.getParent(), "mortality_statement", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.42.0", "Mortality Statement found", "n-a"));
+            .forEach(entity -> entity.apply("DOC.42.0", "Mortality Statement found", "n-a"));
     end
 
 
@@ -1016,7 +1016,7 @@ rule "DOC.44.0: Results (Main Study)"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "results_(main_study)", EntityType.ENTITY)
-                            .forEach(entity -> entity.applyWithLineBreaks("DOC.44.0", "Results for main study found.", "n-a"));
+                            .forEach(entity -> entity.apply("DOC.44.0", "Results for main study found.", "n-a"));
     end
 
 
@@ -1028,7 +1028,7 @@ rule "DOC.45.0: Doses (mg/kg bodyweight)"
         )
     then
         entityCreationService.bySemanticNodeParagraphsOnly($section, "doses_(mg_kg_bw)", EntityType.ENTITY)
-            .forEach(entity -> entity.applyWithLineBreaks("DOC.45.0", "Doses per bodyweight information found", "n-a"));
+            .forEach(entity -> entity.apply("DOC.45.0", "Doses per bodyweight information found", "n-a"));
     end
 
 // This is just an example for new rules feature.
@@ -1041,7 +1041,7 @@ rule "DOC.45.0: Doses (mg/kg bodyweight)"
 //    System.out.println($headline);
 //        entityCreationService.bySemanticNodeParagraphsOnly($headline.getParent(), "irgendwas", EntityType.ENTITY)
 //            .forEach(entity -> {
-//                entity.applyWithLineBreaks("DOC.6.0", "positive control substance found", "n-a");
+//                entity.apply("DOC.6.0", "positive control substance found", "n-a");
 //            });
 //    end
 
@@ -1114,6 +1114,32 @@ rule "MAN.3.0: Apply image recategorization"
 
 //------------------------------------ Entity merging rules ------------------------------------
 
+// Rule unit: X.0
+rule "X.0.0: remove Entity contained by Entity of same type"
+    salience 65
+    when
+        $larger: RedactionEntity($type: type, $entityType: entityType, isActive())
+        $contained: RedactionEntity(containedBy($larger), type == $type, entityType == $entityType, this != $larger, !resized, !skipRemoveEntitiesContainedInLarger, isActive())
+    then
+        $contained.remove("X.0.0", "remove Entity contained by Entity of same type");
+        retract($contained);
+    end
+
+
+// Rule unit: X.1
+rule "X.1.0: merge intersecting Entities of same type"
+    salience 64
+    when
+        $first: RedactionEntity($type: type, $entityType: entityType, !resized, !skipRemoveEntitiesContainedInLarger, isActive())
+        $second: RedactionEntity(intersects($first), type == $type, entityType == $entityType, this != $first, !resized, !skipRemoveEntitiesContainedInLarger, isActive())
+    then
+        RedactionEntity mergedEntity = entityCreationService.byEntities(List.of($first, $second), $type, $entityType, document);
+        $first.remove("X.1.0", "merge intersecting Entities of same type");
+        $second.remove("X.1.0", "merge intersecting Entities of same type");
+        retract($first);
+        retract($second);
+        mergedEntity.getIntersectingNodes().forEach(node -> update(node));
+    end
 
 
 //------------------------------------ File attributes rules ------------------------------------
diff --git a/redaction-service-v1/redaction-service-server-v1/src/test/resources/files/Documine/Flora/ProblemDocs/15 - EVIDIS - Toxicidade oral aguda.pdf b/redaction-service-v1/redaction-service-server-v1/src/test/resources/files/Documine/Flora/ProblemDocs/15 - EVIDIS - Toxicidade oral aguda.pdf
new file mode 100644
index 00000000..3d8bb7b1
Binary files /dev/null and b/redaction-service-v1/redaction-service-server-v1/src/test/resources/files/Documine/Flora/ProblemDocs/15 - EVIDIS - Toxicidade oral aguda.pdf differ