Question: what does tdi stand for in vw jetta
[{'answer': 'Turbocharged direct injection', 'provenance': [{'wikipedia_id': '30873855', 'title': 'Turbocharged direct injection', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 29, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '30873855', 'title': 'Turbocharged direct injection', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 480, 'bleu_score': 0.972407137066537, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6907100641369955880}, 'section': 'Section::::Abstract.'}]}]