diff --git a/src/app/core/cache/models/entities/normalized-relationship-type.model.ts b/src/app/core/cache/models/entities/normalized-relationship-type.model.ts
index a7e46a9d1b..ea71e217b9 100644
--- a/src/app/core/cache/models/entities/normalized-relationship-type.model.ts
+++ b/src/app/core/cache/models/entities/normalized-relationship-type.model.ts
@@ -25,9 +25,15 @@ export class NormalizedRelationshipType extends NormalizedObject {
   @autoserialize
   leftLabel: string;
 
+  /**
+   * The maximum amount of Relationships allowed to the left of this RelationshipType
+   */
   @autoserialize
   leftMaxCardinality: number;
 
+  /**
+   * The minimum amount of Relationships allowed to the left of this RelationshipType
+   */
   @autoserialize
   leftMinCardinality: number;
 
@@ -37,9 +43,15 @@ export class NormalizedRelationshipType extends NormalizedObject {
   @autoserialize
   rightLabel: string;
 
+  /**
+   * The maximum amount of Relationships allowed to the right of this RelationshipType
+   */
   @autoserialize
   rightMaxCardinality: number;
 
+  /**
+   * The minimum amount of Relationships allowed to the right of this RelationshipType
+   */
   @autoserialize
   rightMinCardinality: number;
 
diff --git a/src/app/core/cache/models/entities/normalized-relationship.model.ts b/src/app/core/cache/models/entities/normalized-relationship.model.ts
index 7c7508d9ef..0f5bb6cf90 100644
--- a/src/app/core/cache/models/entities/normalized-relationship.model.ts
+++ b/src/app/core/cache/models/entities/normalized-relationship.model.ts
@@ -19,16 +19,13 @@ export class NormalizedRelationship extends NormalizedObject {
   id: string;
 
   /**
-   * The identifier of the Relationship to the left side of this Relationship
+   * The identifier of the Entity to the left side of this Relationship
    */
   @autoserialize
   leftId: string;
 
-  @autoserialize
-  place: number;
-
   /**
-   * The identifier of the Relationship to the right side of this Relationship
+   * The identifier of the Entity to the right side of this Relationship
    */
   @autoserialize
   rightId: string;
diff --git a/src/app/core/shared/entities/relationship-type.model.ts b/src/app/core/shared/entities/relationship-type.model.ts
index 943a8f94f5..b505d6dddc 100644
--- a/src/app/core/shared/entities/relationship-type.model.ts
+++ b/src/app/core/shared/entities/relationship-type.model.ts
@@ -35,8 +35,14 @@ export class RelationshipType implements CacheableObject {
    */
   leftLabel: string;
 
+  /**
+   * The maximum amount of Relationships allowed to the left of this RelationshipType
+   */
   leftMaxCardinality: number;
 
+  /**
+   * The minimum amount of Relationships allowed to the left of this RelationshipType
+   */
   leftMinCardinality: number;
 
   /**
@@ -44,8 +50,14 @@ export class RelationshipType implements CacheableObject {
    */
   rightLabel: string;
 
+  /**
+   * The maximum amount of Relationships allowed to the right of this RelationshipType
+   */
   rightMaxCardinality: number;
 
+  /**
+   * The minimum amount of Relationships allowed to the right of this RelationshipType
+   */
   rightMinCardinality: number;
 
   /**
diff --git a/src/app/core/shared/entities/relationship.model.ts b/src/app/core/shared/entities/relationship.model.ts
index 4df3e32b86..62c204925e 100644
--- a/src/app/core/shared/entities/relationship.model.ts
+++ b/src/app/core/shared/entities/relationship.model.ts
@@ -26,14 +26,12 @@ export class Relationship implements CacheableObject {
   id: string;
 
   /**
-   * The identifier of the Relationship to the left side of this Relationship
+   * The identifier of the Entity to the left side of this Relationship
    */
   leftId: string;
 
-  place: string;
-
   /**
-   * The identifier of the Relationship to the right side of this Relationship
+   * The identifier of the Entity to the right side of this Relationship
    */
   rightId: string;