Question: who are the characters in how the grinch stole christmas
[{'answer': 'The Grinch', 'provenance': [{'wikipedia_id': '23043557', 'title': 'How the Grinch Stole Christmas!', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 10, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'answer': 'dog , Max', 'provenance': [{'wikipedia_id': '23043557', 'title': 'How the Grinch Stole Christmas!', 'start_paragraph_id': 5, 'start_character': 289, 'end_paragraph_id': 5, 'end_character': 298, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'answer': 'the merry and warm - hearted Whos'}, {'answer': 'Cindy Lou , a little Who girl ,'}, {'provenance': [{'wikipedia_id': '23043557', 'title': 'How the Grinch Stole Christmas!', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 1054, 'bleu_score': 0.936045915532928, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3824092767248791464}, 'section': 'Section::::Plot.\n'}]}]