1: SearchTreeInterface<Person> myTree = new BinarySearchTree<Person>();
2: Person whitney = new Person("Whitney", "111223333");
3: Person returnValue = myTree.add(whitney);
4:
5: Person whitney2 = new Person("Whitney", "444556666");
6: returnValue = myTree.add(whitney2);
7:
8:
9: returnValue = myTree.getEntry(whitney);
10:
11: returnValue = myTree.remove(whitney);
12: // Version 4.0