code: def _json_to_instance(self, json_dict):
      sentence = json_dict["sentence"]
      if "worlds" in json_dict:
          # This is grouped data
          worlds = json_dict["worlds"]
      else:
          worlds = [json_dict["structured_rep"]]
      identifier = (
          json_dict["identifier"] if "identifier" in json_dict else None
      )
      instance = self._dataset_reader.text_to_instance(
          sentence=sentence,  # type: ignore
          structured_representations=worlds,
          identifier=identifier,
      )
      return instance
  
file_path: magnitude/pymagnitude/third_party/allennlp/predictors/nlvr_parser.py
imports: from __future__ import absolute_import
  import json
  from allennlp.common.util import JsonDict
  from allennlp.data import Instance
  from allennlp.predictors.predictor import Predictor
label_desc: Use image node_id 1 for calling the NlvrParserPredictor obj's underlying member method code with example usage: obj._json_to_instance(json_dict) and returns: instance