Question: who tried to kill alison dilaurentis in the show
[{'answer': 'Ian Thomas', 'provenance': [{'wikipedia_id': '28403064', 'title': 'Alison DiLaurentis', 'start_paragraph_id': 10, 'start_character': 253, 'end_paragraph_id': 10, 'end_character': 263, 'bleu_score': 1.0, 'section': 'Section::::Character in print.:Story lines.\n'}]}, {'provenance': [{'wikipedia_id': '28403064', 'title': 'Alison DiLaurentis', 'start_paragraph_id': 18, 'start_character': 0, 'end_paragraph_id': 18, 'end_character': 799, 'bleu_score': 0.9098388135127881, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9470641038868075897}, 'section': 'Section::::Character on screen.:Story lines.:Season 2.\n'}]}]