Question: which barbarian groups entered the western roman empire through germany
[{'answer': 'Vandals', 'provenance': [{'wikipedia_id': '103155', 'title': 'Migration Period', 'start_paragraph_id': 2, 'start_character': 860, 'end_paragraph_id': 2, 'end_character': 867, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Suebi .', 'provenance': [{'wikipedia_id': '103155', 'title': 'Migration Period', 'start_paragraph_id': 2, 'start_character': 872, 'end_paragraph_id': 2, 'end_character': 883, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '103155', 'title': 'Migration Period', 'start_paragraph_id': 2, 'start_character': 118, 'end_paragraph_id': 2, 'end_character': 1047, 'bleu_score': 0.8456978674379261, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16313763834106479201}, 'section': 'Section::::Abstract.'}]}]