class_docstr: This class implement a wrapper for dbpedia ontology
class_docstr_tok: ["This","class","implement","a","wrapper","for","dbpedia","ontology"]
code: def allSubClass(self, x, subList=[]):
      for sub in self.subClass(x):
          subList.append(sub)
          self.allSubClass(sub, subList)
      return subList
  
file_path: sematch/sematch/semantic/ontology.py
imports: from rdflib import RDF, RDFS, OWL
  from sematch.utility import FileIO
  import rdflib
label_desc: Use image node_id 4 for calling the DBpedia obj's underlying member method code with example usage: obj.allSubClass(x, subList) and returns: subList