With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sister Act stars Ellen DeGeneres.
text_B: The River Alwin is a short , steep upland river that drains the Kidland Forest on the southern flanks of the Cheviot Hills , in the Northumberland National Park , England .. Kidland Forest. Kidland. Cheviot Hills. Cheviot Hills. Northumberland National Park. Northumberland National Park. It is a tributary of the River Coquet and 4.3 km in length .. River Coquet. River Coquet
not_related.