Toponym Resolution API error on 'NIL' prediction

[lukehare]

Querying the deezy_relwithoutpubl API configuration with the following sentence results in an error:

API_EXAMPLE = "Chrixtchurch, June 10 Yesterday being the day appointed for the election of taro gentlemen to tepcoeot this borough in the new Parliament."

>>>
...
deezy_rel_without_publ_1  |   File "/usr/local/lib/python3.9/site-packages/fastapi/routing.py", line 161, in run_endpoint_function
deezy_rel_without_publ_1  |     return await dependant.call(**values)
deezy_rel_without_publ_1  |   File "/app/./app.py", line 58, in run_pipeline
deezy_rel_without_publ_1  |     resolved = geoparser.run_sentence(api_query.sentence,
deezy_rel_without_publ_1  |   File "/app/geoparser/pipeline.py", line 183, in run_sentence
deezy_rel_without_publ_1  |     mentions_dataset = self.mylinker.perform_linking_rel(
deezy_rel_without_publ_1  |   File "/app/geoparser/linking.py", line 294, in perform_linking_rel
deezy_rel_without_publ_1  |     idx_pred = prediction["candidates"].index(prediction["prediction"])
deezy_rel_without_publ_1  | ValueError: 'NIL' is not in list