With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Last House on the Left was released in August 2009.
text_B: Three ships of the Royal Navy have been named HMS Atherstone after the town of Atherstone in Warwickshire , or after its hunt  :. Royal Navy. Royal Navy. Atherstone. Atherstone. Warwickshire. Warwickshire. hunt. fox hunting. , launched in 1916 , was a that served in World War I.. World War I. World War I. , launched in 1939 , was a that served in World War II .. World War II. World War II. , launched in 1985 , is a .
not_related.