Question: when did the idea of an independent quebec began to emerge
[{'answer': '1968', 'provenance': [{'wikipedia_id': '319505', 'title': 'Quebec sovereignty movement', 'start_paragraph_id': 2, 'start_character': 138, 'end_paragraph_id': 2, 'end_character': 142, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '319505', 'title': 'Quebec sovereignty movement', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 1450, 'bleu_score': 0.9912085779363331, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14749508784034545025}, 'section': 'Section::::Abstract.'}]}]