Question: how many goals messi scored in world cup 2006
[{'answer': 'once in 2006', 'provenance': [{'wikipedia_id': '49296361', 'title': 'List of international goals scored by Lionel Messi', 'start_paragraph_id': 4, 'start_character': 59, 'end_paragraph_id': 4, 'end_character': 71, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '49296361', 'title': 'List of international goals scored by Lionel Messi', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 439, 'bleu_score': 0.561624003601627, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6324219285432483354}, 'section': 'Section::::Abstract.'}]}]