With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Garry Kasparov won his first major chess tournament on April 13, 1963.
text_B: Garry Kimovich Kasparov -LRB- Гарри Кимович Каспаров , -LSB- ˈɡarʲɪ ˈkʲiməvʲɪtɕ kɐˈsparəf -RSB- ; born Garik Kimovich Weinstein , 13 April 1963 -RRB- is a Russian chess grandmaster , former World Chess Champion , writer , and political activist , whom many consider to be the greatest chess player of all time .. grandmaster. International Grandmaster. World Chess Champion. World Chess Champion. greatest chess player of all time. Comparison of top chess players throughout history. From 1986 until his retirement in 2005 , Kasparov was ranked world No. 1 for 225 out of 228 months .. His peak rating of 2851 , achieved in 1999 , was the highest recorded until being surpassed by Magnus Carlsen in 2013 .. rating. Elo rating system. Magnus Carlsen. Magnus Carlsen. Kasparov also holds records for consecutive professional tournament victories -LRB- 15 -RRB- and Chess Oscars -LRB- 11 -RRB- .. holds records. #Other records. Kasparov became the youngest ever undisputed World Chess Champion in 1985 at age 22 by defeating then-champion Anatoly Karpov .. World Chess Champion. World Chess Champion. Anatoly Karpov. Anatoly Karpov. He held the official FIDE world title until 1993 , when a dispute with FIDE led him to set up a rival organization , the Professional Chess Association .. FIDE. FIDE. Professional Chess Association. Professional Chess Association. In 1997 he became the first world champion to lose a match to a computer under standard time controls , when he lost to the IBM supercomputer Deep Blue in a highly publicized match .. IBM. IBM. Deep Blue. Deep Blue ( chess computer ). He continued to hold the `` Classical '' World Chess Championship until his defeat by Vladimir Kramnik in 2000 .. Vladimir Kramnik. Vladimir Kramnik. In spite of losing the world championship , he continued winning tournaments and maintained a number-one world ranking until his retirement from professional chess .. Kasparov announced his retirement from professional chess on 10 March 2005 , after which he devoted his time to politics and writing .. He formed the United Civil Front movement , and joined as a member of The Other Russia , a coalition opposing the administration and policies of Vladimir Putin .. Russia. Russia. United Civil Front. United Civil Front. The Other Russia. The Other Russia ( coalition ). policies. Putinism. Vladimir Putin. Vladimir Putin. In 2008 , he announced an intention to run as a candidate in that year 's Russian presidential race , but failure to find a sufficiently large rental space to assemble the number of supporters that is legally required to endorse such a candidacy led him to withdraw .. Kasparov blamed `` official obstruction '' for the lack of available space .. Although he is widely regarded in the West as a symbol of opposition to Putin , he was barred from the presidential ballot , as the political climate in Russia makes it difficult for opposition candidates to organize .. Russia. Russia. He is currently chairman for the Human Rights Foundation and chairs its International Council .. Human Rights Foundation. Human Rights Foundation. Kasparov is a frequent critic of American professor emeritus of Russian studies Stephen F. Cohen , whom he describes as a Soviet and Russian apologist .. Stephen F. Cohen. Stephen F. Cohen. Kasparov and Cohen participated in a Munk Debate in 2015 over the issue of reengaging or isolating Russia , with 58 % of the audience siding with Kasparov 's argument of isolating Russia , compared to 48 % before the debate .. Russia. Russia. Munk Debate. Munk Debate. In 2014 , he obtained Croatian citizenship .. He lives in New York City and travels often .
related.