With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tetris was designed by Alexey Pajitnov.
text_B: Stanton Township , Nebraska may refer to the following places  :. Stanton Township , Antelope County , Nebraska. Stanton Township , Fillmore County , Nebraska. See also. Stanton Township -LRB- disambiguation -RRB-. Category  : Nebraska township disambiguation pages
not_related.