Question: who is on the cover of tekken 7
[{'answer': 'Heihachi', 'provenance': [{'wikipedia_id': '43295977', 'title': 'Tekken 7', 'start_paragraph_id': 1, 'start_character': 129, 'end_paragraph_id': 1, 'end_character': 137, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Kazuya Mishima', 'provenance': [{'wikipedia_id': '43295977', 'title': 'Tekken 7', 'start_paragraph_id': 8, 'start_character': 699, 'end_paragraph_id': 8, 'end_character': 713, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}]