Question: when did raj start talking in front of penny
[{'answer': 'The Bon Voyage Reaction', 'provenance': [{'wikipedia_id': '19617684', 'title': 'Raj Koothrappali', 'start_paragraph_id': 16, 'start_character': 35, 'end_paragraph_id': 16, 'end_character': 58, 'bleu_score': 1.0, 'section': 'Section::::Personality.:Selective mutism.\n'}]}, {'provenance': [{'wikipedia_id': '19617684', 'title': 'Raj Koothrappali', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 349, 'bleu_score': 0.9684940092844061, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12436112208490967205}, 'section': 'Section::::Personality.:Selective mutism.\n'}]}]