/// <summary>
 /// Initializes a new instance of the <see cref="RelationshipTypeAnnotation"/> class.
 /// </summary>
 /// <param name="relationshipType">The <see cref="RelationshipType"/> associated with the
 /// <see cref="AssociationSet"/> to which this <see cref="RelationshipTypeAnnotation"/> is applied.</param>
 public RelationshipTypeAnnotation(RelationshipType relationshipType)
 {
     ExceptionUtilities.Assert(relationshipType != null, "The Relationship argument to the RelationshipAnnotation constructor should never be null.");
     this.RelationshipType = relationshipType;
 }
 /// <summary>
 /// Initializes a new instance of the <see cref="RelationshipTypeAnnotation"/> class.
 /// </summary>
 /// <param name="relationshipType">The <see cref="RelationshipType"/> associated with the
 /// <see cref="AssociationSet"/> to which this <see cref="RelationshipTypeAnnotation"/> is applied.</param>
 public RelationshipTypeAnnotation(RelationshipType relationshipType)
 {
     ExceptionUtilities.Assert(relationshipType != null, "The Relationship argument to the RelationshipAnnotation constructor should never be null.");
     this.RelationshipType = relationshipType;
 }