Question: who played grace adler's mother on will & grace
[{'answer': 'Debbie Reynolds', 'provenance': [{'wikipedia_id': '2017818', 'title': 'Supporting characters on Will & Grace', 'start_paragraph_id': 6, 'start_character': 55, 'end_paragraph_id': 6, 'end_character': 70, 'bleu_score': 1.0, 'section': "Section::::Supporting characters.:Family members.:Grace's family.\n"}]}, {'provenance': [{'wikipedia_id': '2017818', 'title': 'Supporting characters on Will & Grace', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 639, 'bleu_score': 0.982060959997838, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6431022046648227985}, 'section': "Section::::Supporting characters.:Family members.:Grace's family.\n"}]}]