/// <summary>
 ///     Initializes a new instance of the <see cref="DependencyGraphEdge" /> class.
 /// </summary>
 /// <param name="from">The source protection node.</param>
 /// <param name="to">The destination protection node.</param>
 public DependencyGraphEdge(Protection from, Protection to)
 {
     From = from;
     To   = to;
 }