Question: what is the helghast home planet in killzone shadowfall
[{'answer': 'Vekta', 'provenance': [{'wikipedia_id': '38588876', 'title': 'Killzone Shadow Fall', 'start_paragraph_id': 1, 'start_character': 627, 'end_paragraph_id': 1, 'end_character': 632, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '38588876', 'title': 'Killzone Shadow Fall', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 875, 'bleu_score': 0.9860618656782161, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4795438216680651425}, 'section': 'Section::::Synopsis.:Setting.\n'}]}]