<prompt> Ramba uchiverenga ndima ino - Akakunda makwikwi mashanu eIran Chess Championship 1955, 1956, 1957, 1959, 1965, uye akamiririra Iran muChess Olympiads kuMoscow 1956, Munich 1958, Varna 1962, Tel Aviv 1964  <response>: , uye Siegen 1970. 