Question: why was the plague that struck athens so devastating
[{'answer': 'close quarters and poor hygiene', 'provenance': [{'wikipedia_id': '1858051', 'title': 'Plague of Athens', 'start_paragraph_id': 3, 'start_character': 588, 'end_paragraph_id': 3, 'end_character': 619, 'bleu_score': 1.0, 'section': 'Section::::Background.\n'}]}, {'provenance': [{'wikipedia_id': '1858051', 'title': 'Plague of Athens', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 915, 'bleu_score': 0.9863473221773311, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17695026133335191360}, 'section': 'Section::::Background.\n'}]}, {'provenance': [{'wikipedia_id': '1858051', 'title': 'Plague of Athens', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 565, 'bleu_score': 0.926871543660096, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17695026133335191360}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1858051', 'title': 'Plague of Athens', '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': 17695026133335191360}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1858051', 'title': 'Plague of Athens', 'section': 'Section::::Background.\n', 'start_paragraph_id': 3, 'end_paragraph_id': 3, 'meta': {'evidence_span': ["Sparta and its allies, with the exception of Corinth, were almost exclusively land based powers, able to summon large land armies that were very nearly unbeatable. Under the direction of Pericles, the Athenians pursued a policy of retreat within the city walls of Athens, relying on Athenian maritime supremacy for supply while the superior Athenian navy harassed Spartan troop movements. Unfortunately, the strategy also resulted in adding many people from the countryside to an already well-populated city, introducing a severe crowding factor as well as resource shortages. Due to the close quarters and poor hygiene exhibited at that time, Athens became a breeding ground for disease and many citizens died, including Pericles, his wife, and his sons Paralus and Xanthippus. In the history of epidemics, the 'Plague' of Athens is remarkable for its one-sided affliction and bias on the ultimate outcome of a war.", "Due to the close quarters and poor hygiene exhibited at that time, Athens became a breeding ground for disease and many citizens died, including Pericles, his wife, and his sons Paralus and Xanthippus. In the history of epidemics, the 'Plague' of Athens is remarkable for its one-sided affliction and bias on the ultimate outcome of a war.", 'factor as well as resource shortages. Due to the close quarters and poor hygiene exhibited at that time, Athens became a bree']}}]}]