Question: where does the mousse derive its light texture from
[{'answer': 'air bubbles', 'provenance': [{'wikipedia_id': '20151', 'title': 'Mousse', 'start_paragraph_id': 1, 'start_character': 68, 'end_paragraph_id': 1, 'end_character': 79, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '20151', 'title': 'Mousse', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 234, 'bleu_score': 0.8752376177722321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11269947908098748495}, 'section': 'Section::::Abstract.'}]}]