Question: when does elijah first appear in vampire diaries
[{'answer': "`` Rose ''", 'provenance': [{'wikipedia_id': '28462351', 'title': 'The Vampire Diaries (season 2)', 'start_paragraph_id': 23, 'start_character': 37, 'end_paragraph_id': 23, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Cast.:Recurring.\n'}]}, {'answer': 'Season two', 'provenance': [{'wikipedia_id': '28462351', 'title': 'The Vampire Diaries (season 2)', 'start_paragraph_id': 1, 'start_character': 312, 'end_paragraph_id': 1, 'end_character': 322, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Rose', 'provenance': [{'wikipedia_id': '28462351', 'title': 'The Vampire Diaries (season 2)', 'start_paragraph_id': 50, 'start_character': 436, 'end_paragraph_id': 50, 'end_character': 440, 'bleu_score': 1.0, 'section': 'Section::::Production.:Cast.\n'}]}, {'provenance': [{'wikipedia_id': '28462351', 'title': 'The Vampire Diaries (season 2)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1515, 'bleu_score': 0.9601554338453481, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13554095530627210225}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1438033', 'title': 'Vampire High', 'section': 'Section::::Episode list.\n', 'start_paragraph_id': 195, 'end_paragraph_id': 195, 'meta': {'evidence_span': ['Meanwhile, the search is on for Bridget, the rogue vampire, and if she is not found or Dillan is "turned", the Experiment is terminated', ', Dillan finds a speech written by Drew and becomes attracted to him. Season 1, Episode 26: Vampire\'s Patientbr Director: Erik Canuelbr Writer: Mark Shekterbr Original Air Date: 4 May 2002br US airdate: 24 February 2003br After day student Dillan is attacked by a suddenly crazed Karl, Drew must choose between saving her life or helping her face the prospect of becoming a vampire. Meanwhile, the search is on for Bridget, the rogue vampire, and if she is not found or Dillan is "turned", the Experiment is terminated.']}}]}]