an Entity references as follows:
The Oregon Trail, Wells Springs Segment, also known as the Oregon Trail, Boardman Bombing Range Segment, is part of an historic east–west migration route crossing Morrow County in the U.S. state of Oregon. About 250,000 emigrants from the United States used the trail between the 1830s and 1869 to travel between the U.S. state of Missouri and the Willamette Valley in western Oregon.