Soviet space dogs after their rocket exploded 28.5 seconds into the launch on 28 July 1960. Bars was also known as Chayka (Чайка, "Seagull"). Other dogs that flew on sub-orbital flights include Dymka (Дымка, "Smoky"), Modnitsa (Модница, "Fashionable") and Kozyavka (Козявка, "Little Gnat"). At least four other dogs flew in September 1951, and two or more were lost. Laika (Лайка, "Barker") became the first living Earth-born creature (other than microbes) in orbit, aboard Sputnik 2 on November 3rd, 1957. Some call her the first living passenger to go into space, but many sub-orbital flights with animal passengers passed the edge of space first.
Strelka (chess engine) 4/40 from 28.08.2013 chess program Strelka 5.0 x64 1CPU has 3003 Elo. In May 2007, a new chess engine called Strelka (Russian for "arrow") appeared on the scene, claimed to be written by Yuri Osipov. Soon, there were allegations that Strelka was a clone of Rybka 1.0 beta, in the sense that it was a reverse-engineered and slightly modified version of Rybka. Several players found Strelka to yield identical analysis to Rybka in a variety of different situations, even having the same bugs and weaknesses in some cases. Osipov, however, stated repeatedly on discussion boards that Strelka was based on