Question: according to 2011 census per square kilometre density of population in bihar
[{'answer': '1,106', 'provenance': [{'wikipedia_id': '442482', 'title': 'Bihar', 'start_paragraph_id': 32, 'start_character': 221, 'end_paragraph_id': 32, 'end_character': 226, 'bleu_score': 1.0, 'section': 'Section::::Demographics.\n'}]}, {'provenance': [{'wikipedia_id': '442482', 'title': 'Bihar', 'start_paragraph_id': 32, 'start_character': 0, 'end_paragraph_id': 32, 'end_character': 803, 'bleu_score': 0.9480485738483061, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18345607278139373622}, 'section': 'Section::::Demographics.\n'}]}]