fix

ESCI-product-dataset.py

@@ -46,7 +46,6 @@ class ESCI-product(datasets.GeneratorBasedBuilder):
         features = datasets.Features({
             'query_id': datasets.Value('string'),
             'query': datasets.Value('string'),
-            'answers': [datasets.Value('string')],
             'positive_passages': [
                 {'docid': datasets.Value('string'), 'text': datasets.Value('string'),
                  'title': datasets.Value('string'), 'bullet_points': datasets.Value('string')