docstr: The directory where the raw data is stored.
docstr_tok: ["The","directory","where","the","raw","data","is","stored","."]
code: def raw_dir(self) -> str:
      """The directory where the raw data is stored."""
      return self.root
  
imports: from graph4nlp.pytorch.data.dataset import KGCompletionDataset
label_desc: Use image node_id 4 for calling the KinshipDataset obj's underlying member method code with example usage: obj.raw_dir() and returns: self