With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Home Alone does not feature Christmas.
text_B: The Tetcho Formation is a stratigraphical unit of Famennian age in the Western Canadian Sedimentary Basin .. Famennian. Famennian. stratigraphical. Stratigraphy. age. Geochronology. Western Canadian Sedimentary Basin. Western Canadian Sedimentary Basin. It takes the name from Tetcho Lake , and was first described in the Imperial Island River No. 1 well -LRB- located south of Trout Lake by H.R. Belyea and D.J. McLaren in 1962 .. Tetcho Lake. Tetcho Lake. Imperial. Imperial Oil. Trout Lake. Trout Lake, Northwest Territories
not_related.