Task: Explanation
Input (English): Castle Rock Mountain (12406 ft ) is in the Beartooth Mountains in the U.S. state of Montana. The peak is one of the tallest in the Beatooth Mountains, the tenth-tallest in Montana and is in the Absaroka-Beartooth Wilderness, on the border of Custer and Gallatin national forests. The nearest taller mountain to Castle Rock Mountain is Castle Rock Spire, 0.65 mi east. Castle Rock Mountain is flanked by the Sundance Glacier to the north and the Castle Rock Glacier to the south. Question:  Castle Rock Mountain is in a wilderness created from existing National Forest lands in 1978 and is composed of how many acre? Answer: 944,000
Output (English):  The peak is one of the tallest in the Beatooth Mountains, the tenthtallest in Montana and is in the AbsarokaBeartooth Wilderness, on the border of Custer and Gallatin national forests.