Question: which 5 carriers are part of the lufthansa group airlines
[{'answer': 'Lufthansa Regional', 'provenance': [{'wikipedia_id': '97733', 'title': 'Lufthansa', 'start_paragraph_id': 51, 'start_character': 12, 'end_paragraph_id': 51, 'end_character': 30, 'bleu_score': 1.0, 'section': 'Section::::Corporate affairs.:Airline subsidiaries.\n'}]}, {'answer': 'Austrian Airlines', 'provenance': [{'wikipedia_id': '97733', 'title': 'Lufthansa', 'start_paragraph_id': 2, 'start_character': 67, 'end_paragraph_id': 2, 'end_character': 84, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Swiss International Air Lines', 'provenance': [{'wikipedia_id': '97733', 'title': 'Lufthansa', 'start_paragraph_id': 2, 'start_character': 86, 'end_paragraph_id': 2, 'end_character': 115, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Eurowings Group', 'provenance': [{'wikipedia_id': '97733', 'title': 'Lufthansa', 'start_paragraph_id': 57, 'start_character': 12, 'end_paragraph_id': 57, 'end_character': 27, 'bleu_score': 1.0, 'section': 'Section::::Corporate affairs.:Airline subsidiaries.\n'}]}, {'answer': 'Lufthansa Cargo', 'provenance': [{'wikipedia_id': '97733', 'title': 'Lufthansa', 'start_paragraph_id': 91, 'start_character': 14, 'end_paragraph_id': 91, 'end_character': 29, 'bleu_score': 1.0, 'section': 'Section::::Corporate affairs.:Alliances and partnerships.:Commercial.\n'}]}]