class_docstr: wordnum:height*wordnum:height*...
  wordnum:height,
class_docstr_tok: ["wordnum",":","height","*","wordnum",":","height","*","...","wordnum",":","height",","]
code: def __eq__(self, other):
      while isinstance(
          other, (PropbankChainTreePointer, PropbankSplitTreePointer)
      ):
          other = other.pieces[0]
  
      if not isinstance(other, PropbankTreePointer):
          return self is other
  
      return (
          self.wordnum == other.wordnum and self.height == other.height
      )
  
imports: import re
  from functools import total_ordering
  from xml.etree import ElementTree
  from nltk.corpus.reader.api import *
  from nltk.corpus.reader.util import *
  from nltk.internals import raise_unorderable_types
  from nltk.tree import Tree
label_desc: Use image node_id 5 for calling the PropbankTreePointer obj's underlying member method code with example usage: obj.__eq__(other) and returns: unknown, unknown