Question: who wrote the song i've been everywhere
[{'answer': 'Australian country singer Geoff Mack', 'provenance': [{'wikipedia_id': '3824358', 'title': "I've Been Everywhere", 'start_paragraph_id': 1, 'start_character': 54, 'end_paragraph_id': 1, 'end_character': 90, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3824358', 'title': "I've Been Everywhere", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 139, 'bleu_score': 0.9243880458347601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6097912184794126503}, 'section': 'Section::::Abstract.'}]}]