Question: which plateau lies to the west of sulaiman range
[{'answer': 'the Iranian Plateau', 'provenance': [{'wikipedia_id': '377694', 'title': 'Sulaiman Mountains', 'start_paragraph_id': 1, 'start_character': 336, 'end_paragraph_id': 1, 'end_character': 355, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '377694', 'title': 'Sulaiman Mountains', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 547, 'bleu_score': 0.634370766852423, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12600229660012476978}, 'section': 'Section::::Abstract.'}]}]