Question: Which mountain is taller, Istor-o-Nal or Siguang Ri?
Sentence (from "Istor-o-Nal"): Istor-o-Nal or इस्तोर-ओ-नल is the third highest mountain in the Hindu Kush, in the Chitral District of the North-West Frontier Province of Pakistan.
Relevant evidence: Yes