Animals Tree of cluster Example/Animals[link1]: Africa[link2] Hippopotamus[link3] Rhinoceros[link4] Links [link1] https://wackowiki.org/doc/Example/Animals [link2] https://wackowiki.org/doc/Example/Animals/Africa [link3] https://wackowiki.org/doc/Example/Animals/Hippopotamus [link4] https://wackowiki.org/doc/Example/Animals/Rhinoceros