+
+ /// <summary>
+ /// Defines the relationship between two accessible objects.
+ /// Relationships can be queried by Assistive Technology clients to provide customized feedback, improving overall user experience.
+ /// AppendRelation API is asymmetric, which means that appending (For example, relation <see cref="FlowsTo"/> from object A to B) do not append relation <see cref="FlowsFrom"/> from object B to object A.
+ /// </summary>
+ /// <param name="relation">The relationship between the source object and target object of a given type.</param>
+ /// <since_tizen> preview </since_tizen>
+ [Obsolete("This has been deprecated in API12")]