Question: what cities are in east county san diego
[{'answer': 'El Cajon', 'provenance': [{'wikipedia_id': '30886583', 'title': 'East County, San Diego', 'start_paragraph_id': 3, 'start_character': 116, 'end_paragraph_id': 3, 'end_character': 124, 'bleu_score': 1.0, 'section': 'Section::::Geography.\n'}]}, {'answer': 'La Mesa', 'provenance': [{'wikipedia_id': '30886583', 'title': 'East County, San Diego', 'start_paragraph_id': 3, 'start_character': 126, 'end_paragraph_id': 3, 'end_character': 133, 'bleu_score': 1.0, 'section': 'Section::::Geography.\n'}]}, {'answer': 'Santee', 'provenance': [{'wikipedia_id': '30886583', 'title': 'East County, San Diego', 'start_paragraph_id': 3, 'start_character': 135, 'end_paragraph_id': 3, 'end_character': 141, 'bleu_score': 1.0, 'section': 'Section::::Geography.\n'}]}, {'answer': 'Lemon Grove', 'provenance': [{'wikipedia_id': '30886583', 'title': 'East County, San Diego', 'start_paragraph_id': 3, 'start_character': 146, 'end_paragraph_id': 3, 'end_character': 157, 'bleu_score': 1.0, 'section': 'Section::::Geography.\n'}]}, {'provenance': [{'wikipedia_id': '30886583', 'title': 'East County, San Diego', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 964, 'bleu_score': 0.932278683930801, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14080434369958674752}, 'section': 'Section::::Geography.\n'}]}]