With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tipper Gore has only ever been an illustrator.
text_B: The Frederick Branch is a railroad line in Frederick County , Maryland .. It was built by the Baltimore and Ohio Railroad -LRB- B&O -RRB- in 1831 , and today is owned by the Maryland Department of Transportation -LRB- MDOT -RRB- .. Baltimore and Ohio Railroad. Baltimore and Ohio Railroad. Maryland Department of Transportation. Maryland Department of Transportation. The 3.4 mi branch runs from Frederick Junction on the west side of the Monocacy River , where it connects with the Old Main Line Subdivision of CSX Transportation , to its terminus at South Street in downtown Frederick , Maryland .. Monocacy River. Monocacy River. Old Main Line Subdivision. Old Main Line Subdivision. CSX Transportation. CSX Transportation. terminus. rail terminal. The wye at Frederick Junction is a track arrangement that allows trains to turn around .. wye. Wye ( rail ). track. rail tracks. It was the first of its kind in the United States , and is still in use today .
not_related.