Question: when does georgina tell dan she is pregnant
[{'answer': 'third season finale', 'provenance': [{'wikipedia_id': '17213726', 'title': 'Georgina Sparks', 'start_paragraph_id': 21, 'start_character': 4, 'end_paragraph_id': 21, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Television series.:Season 3.\n'}]}, {'provenance': [{'wikipedia_id': '17213726', 'title': 'Georgina Sparks', 'start_paragraph_id': 21, 'start_character': 0, 'end_paragraph_id': 21, 'end_character': 486, 'bleu_score': 0.977139080690077, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1478644348248352563}, 'section': 'Section::::Television series.:Season 3.\n'}]}]