Revert back to old features

deep-research.py

@@ -91,9 +91,9 @@ class NewDataset(datasets.GeneratorBasedBuilder):
         # if self.config.name == "train":  # This is the name of the configuration selected in BUILDER_CONFIGS above
         features = datasets.Features(
             {
-                "identification": datasets.Value("string"),
-                "title_text": datasets.Value("string"),
-                "context_text": datasets.Value("string"),
+                "id": datasets.Value("string"),
+                "title": datasets.Value("string"),
+                "context": datasets.Value("string"),
                 "question": datasets.Value("string"),
                 "answers": datasets.features.Sequence(
                     {"text": datasets.Value("string"), "answer_start": datasets.Value("int32"),}