Column Hall of the House of Unions in Moscow. Opening of the international chess tournament. Auditorium. Matches with the participation of Soviet and American athletes: from the USSR - Smyslov, Botvinnik, Flor, Lilienthal, Keres, Ragozin, Kotov and others, from the USA - Reshevsky, Fine, Denker, Horowitz, Steiner, Kevitz and others.