Question: who helped them recapture mycenae once they were old enough to fight
[{'answer': 'Aegisthus', 'provenance': [{'wikipedia_id': '1544', 'title': 'Agamemnon', 'start_paragraph_id': 2, 'start_character': 117, 'end_paragraph_id': 2, 'end_character': 126, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1544', 'title': 'Agamemnon', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15482459159658568063}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1544', 'title': 'Agamemnon', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 974, 'bleu_score': 0.9685451587663261, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15482459159658568063}, 'section': 'Section::::Early life.\n'}]}, {'provenance': [{'wikipedia_id': '1544', 'title': 'Agamemnon', 'section': 'Section::::Abstract.', 'start_paragraph_id': 2, 'end_paragraph_id': 2, 'meta': {'evidence_span': ['Upon Agamemnon\'s return from Troy, he was killed (according to the oldest surviving account, "Odyssey" 11.40911) by Aegisthus, the lover of his wife Clytemnestra. In old versions of the story, the scene of the murder, when it is specified, is usually the house of Aegisthus', 'Upon Agamemnon\'s return from Troy, he was killed (according to the oldest surviving account, "Odyssey" 11.40911) by Aegisthus, the lover of his wife Clytemnestra. In old versions of the story, the scene of the murder, when it is specified, is usually the house of Aegisthus, who has not taken up residence in Agamemnon\'s palace, and it involves an ambush and the deaths of Agamemnon\'s followers as well. In some later versions, Clytemnestra herself does the killing, or they act together as accomplices, killing Agamemnon in his own home.']}}]}, {'provenance': [{'wikipedia_id': '83179', 'title': 'Aletes of Mycenae', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['Aletes () was the son of Aegisthus and Clytemnestra, the king and queen of Mycenae', 'In Greek mythology, Aletes () was the son of Aegisthus and Clytemnestra, the king and queen of Mycenae. He had two sisters: Erigone and Helen. When they were young, their parents were killed by Orestes, who was their half-brother and the son of Clytemnestra and Agamemnon (this was in revenge for Clytemnestra killing Agamemnon, which she did in revenge for Agamemnon killing their daughter Iphigenia). The infant Helen was also killed or at least died young.']}}]}, {'provenance': [{'wikipedia_id': '2629', 'title': 'Aegisthus', 'section': 'Section::::Mythology.:Power struggle over Mycenae.\n', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 75, 'bleu_score': 1.0}]}]