Question: who is the sandman in spider man 3
[{'answer': 'Thomas Haden Church', 'provenance': [{'wikipedia_id': '702117', 'title': 'Spider-Man 3', 'start_paragraph_id': 1, 'start_character': 384, 'end_paragraph_id': 1, 'end_character': 403, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Flint Marko', 'provenance': [{'wikipedia_id': '702117', 'title': 'Spider-Man 3', 'start_paragraph_id': 6, 'start_character': 545, 'end_paragraph_id': 6, 'end_character': 556, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'provenance': [{'wikipedia_id': '702117', 'title': 'Spider-Man 3', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 319, 'bleu_score': 0.82811154101894, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13975520817904852359}, 'section': 'Section::::Cast.\n'}]}]