Question: when did the draft start for vietnam war
[{'answer': 'December 1 , 1969', 'provenance': [{'wikipedia_id': '549085', 'title': 'Draft lottery (1969)', 'start_paragraph_id': 11, 'start_character': 8, 'end_paragraph_id': 11, 'end_character': 25, 'bleu_score': 1.0, 'section': 'Section::::Method.\n'}]}, {'provenance': [{'wikipedia_id': '549085', 'title': 'Draft lottery (1969)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 276, 'bleu_score': 0.750316860063857, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12417141376164760523}, 'section': 'Section::::Abstract.'}]}]