Question: what term is used to describe something that is useful and provide satisfaction
[{'answer': 'usability', 'provenance': [{'wikipedia_id': '288276', 'title': 'Usability', 'start_paragraph_id': 1, 'start_character': 120, 'end_paragraph_id': 1, 'end_character': 129, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '288276', 'title': 'Usability', 'start_paragraph_id': 12, 'start_character': 0, 'end_paragraph_id': 12, 'end_character': 503, 'bleu_score': 0.974188104609039, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14329637438526709272}, 'section': 'Section::::Definition.\n'}]}]