Question: what name was given to the literary movement that occurred from the end of ww2
[{'answer': 'The Beat Generation', 'provenance': [{'wikipedia_id': '157208', 'title': 'Beat Generation', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '157208', 'title': 'Beat Generation', 'start_paragraph_id': 1, 'start_character': 20, 'end_paragraph_id': 1, 'end_character': 548, 'bleu_score': 0.7703733781838311, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9210803976119547058}, 'section': 'Section::::Abstract.'}]}]