Question: who was not invited to the treaty of versailles
[{'answer': 'The Russian SFSR', 'provenance': [{'wikipedia_id': '11173515', 'title': 'List of participants to Paris Peace Conference, 1919', 'start_paragraph_id': 1, 'start_character': 120, 'end_paragraph_id': 1, 'end_character': 136, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '11173515', 'title': 'List of participants to Paris Peace Conference, 1919', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 459, 'bleu_score': 0.974188104609039, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7402722426800689776}, 'section': 'Section::::Abstract.'}]}]