Question: what happened to the west wing of the white house during a christmas party in 1929
[{'answer': 'electrical fire', 'provenance': [{'wikipedia_id': '738133', 'title': 'West Wing', 'start_paragraph_id': 7, 'start_character': 517, 'end_paragraph_id': 7, 'end_character': 532, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': 'significantly damaged by an electrical fire'}, {'provenance': [{'wikipedia_id': '738133', 'title': 'West Wing', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 579, 'bleu_score': 0.9128671702357781, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17720830495178277182}, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '738133', 'title': 'West Wing', 'section': 'Section::::History.\n', 'start_paragraph_id': 7, 'end_paragraph_id': 7, 'meta': {'evidence_span': ["In 1909, William Howard Taft expanded the building southward, covering the tennis court. He placed the first Oval Office at the center of the addition's south facade, reminiscent of the oval rooms on the three floors of the White House. Later, at the outset of his presidency, Herbert Hoover rebuilt the West Wing, excavating a partial basement, and supporting it with structural steel. The completed building however lasted less than seven months. On December 24, 1929, the West Wing was significantly damaged by an electrical fire. Hoover rebuilt it, and added air-conditioning.", 'On December 24, 1929, the West Wing was significantly damaged by an electrical fire.', "He placed the first Oval Office at the center of the addition's south facade, reminiscent of the oval rooms on the three floors of the White House. Later, at the outset of his presidency, Herbert Hoover rebuilt the West Wing, excavating a partial basement, and supporting it with structural steel. The completed building however lasted less than seven months. On December 24, 1929, the West Wing was significantly damaged by an electrical fire."]}}]}]