Question: Berrys is an unincorporated community on a tributary of the Patomac River, that is 55.6 miles long, and has two forks that are each approximately how long?
Sentence (from "Shenandoah River"): The principal tributary of the Potomac, the river and its tributaries drain the central and lower Shenandoah Valley and the Page Valley in the Appalachians on the west side of the Blue Ridge Mountains, in northwestern Virginia and the Eastern Panhandle of West Virginia.
Relevant evidence: No