Question: when is masterchef australia 2018 starting in south africa
[{'answer': '7 May 2018', 'provenance': [{'wikipedia_id': '54645163', 'title': 'MasterChef Australia (series 10)', 'start_paragraph_id': 1, 'start_character': 54, 'end_paragraph_id': 1, 'end_character': 64, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '54645163', 'title': 'MasterChef Australia (series 10)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 219, 'bleu_score': 0.9419661180380051, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8860778589613923353}, 'section': 'Section::::Abstract.'}]}]