Question: who won the battle between poras and sikander
[{'answer': 'Alexander the Great', 'provenance': [{'wikipedia_id': '720543', 'title': 'Battle of the Hydaspes', 'start_paragraph_id': 1, 'start_character': 56, 'end_paragraph_id': 1, 'end_character': 75, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '720543', 'title': 'Battle of the Hydaspes', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 437, 'bleu_score': 0.583893950613933, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 490358014693382759}, 'section': 'Section::::Abstract.'}]}]