Question: what state of matter is silver commonly found in
[{'answer': 'solid', 'provenance': [{'wikipedia_id': '27119', 'title': 'Silver', 'start_paragraph_id': 9, 'start_character': 154, 'end_paragraph_id': 9, 'end_character': 159, 'bleu_score': 1.0, 'section': 'Section::::Characteristics.\n'}]}]