Question: who was in charge of the british forces sent to capture new orleans
[{'answer': 'Admiral Alexander Cochrane'}, {'answer': 'General Edward Pakenham', 'provenance': [{'wikipedia_id': '147394', 'title': 'Battle of New Orleans', 'start_paragraph_id': 11, 'start_character': 310, 'end_paragraph_id': 11, 'end_character': 333, 'bleu_score': 1.0, 'section': 'Section::::Prelude.:Villeré Plantation.\n'}]}]