Question: is tungsten a metal or nonmetal or metalloid
[{'answer': 'rare metal', 'provenance': [{'wikipedia_id': '30046', 'title': 'Tungsten', 'start_paragraph_id': 1, 'start_character': 222, 'end_paragraph_id': 1, 'end_character': 232, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '30046', 'title': 'Tungsten', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 480, 'bleu_score': 0.7848688554645511, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17450326168208117325}, 'section': 'Section::::Abstract.'}]}]