Question: Yunost, is a Russian language literary magazine created in which year, in Moscow (initially as a USSR Union of Writers' organ) by Valentin Kataev, was a Russian and Soviet novelist and playwright who managed to create penetrating works discussing post-revolutionary social conditions without running afoul of the demands of official Soviet style?
Sentence (from "Valentin Kataev"): Kataev's relentless imagination, sensitivity, and originality made him one of the most distinguished Soviet writers.
Relevant evidence: No