Question: who plays chastity in 10 things i hate about you
[{'answer': 'Gabrielle Union', 'provenance': [{'wikipedia_id': '398934', 'title': '10 Things I Hate About You', 'start_paragraph_id': 28, 'start_character': 411, 'end_paragraph_id': 28, 'end_character': 426, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}, {'provenance': [{'wikipedia_id': '398934', 'title': '10 Things I Hate About You', 'start_paragraph_id': 19, 'start_character': 0, 'end_paragraph_id': 19, 'end_character': 134, 'bleu_score': 0.9067110266941041, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15348916814811651986}, 'section': 'Section::::Cast.\n'}]}]