With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Murder on the Orient Express starred an elderly actress.
text_B: Shaw -- Howard University is a Washington Metro station in Washington , D.C. , on the Green Line .. Washington Metro. Washington Metro. Green Line. Green Line ( Washington Metro ). Shaw. Shaw, Washington, D.C.. Howard University. Howard University. It is also served by the Yellow Line during off-peak times .. Yellow Line. Yellow Line ( Washington Metro ). The station primarily serves the Shaw neighborhood of Washington , which also contains Howard University .. Shaw. Shaw, Washington, D.C.. Howard University. Howard University
not_related.