class_docstr: The hierarchical tree representing the entirety of a parse.
code: def __init__(self, root: Form) -> None:
      root.set("relation", "root")
  
      ElementTree.__init__(self, root)
  
imports: from typing import Dict, List, Union
  from xml.etree.ElementTree import Element, ElementTree
  from cltk.core.data_types import Doc, Process, Word
  from cltk.core.exceptions import CLTKException
  from cltk.morphology.universal_dependencies_features import NOMINAL_FEATURES, OTHER_FEATURES, VERBAL_FEATURES, MorphosyntacticFeature
label_desc: Use image node_id 1 to create a new DependencyTree object from inherited base classes: ElementTree with example: obj = DependencyTree(root)