Question: when did the federal election campaign act place limits on hard money but not on soft money
[{'answer': '1979', 'provenance': [{'wikipedia_id': '660844', 'title': 'Federal Election Campaign Act', 'start_paragraph_id': 3, 'start_character': 200, 'end_paragraph_id': 3, 'end_character': 204, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '660844', 'title': 'Federal Election Campaign Act', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 861, 'bleu_score': 0.967405819735595, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9164287574807593920}, 'section': 'Section::::Abstract.'}]}]