With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Theodore Roosevelt walked out at one point.
text_B: Alexander Vladimirovich Rutskoy -LRB- -LSB- Александр Владимирович Руцкои , p = rʊtsˈkoj -RSB- born 16 September 1947 -RRB- is a Russian politician and a former Soviet military officer .. Rutskoy served as the only Vice President of Russia from 10 July 1991 to 4 October 1993 , and as the Governor of Kursk Oblast from 1996 to 2000 .. Kursk Oblast. Kursk Oblast. President of Russia. President of Russia. Vice President of Russia. Vice President of Russia. In the course of the Russian constitutional crisis of 1993 , he was proclaimed acting President of Russia , in opposition to Boris Yeltsin .. Boris Yeltsin. Boris Yeltsin. President of Russia. President of Russia. Russian constitutional crisis of 1993. Russian constitutional crisis of 1993. acting President of Russia. Acting President of the Russian Federation
not_related.