Who dated Aleksei Kapler?

Aleksei Yakovlevich Kapler (also Alexei, Russian: Алексей Яковлевич Каплер, born Lazar Yankelevich Kapler; 28 September 1903 – 11 September 1979) was a prominent Soviet filmmaker, screenwriter, actor, and writer. He was known as screenwriter of many Soviet movies, such as Lenin in 1918, Amphibian Man, The Blue Bird and Striped Trip, as well as one of the anchors and directors of TV program Kinopanorama (a cinema overview).

Svetlana Iosifovna Alliluyeva (née Stalina; 28 February 1926 – 22 November 2011), later known as Lana Peters, was the youngest child and only daughter of Soviet leader Joseph Stalin and his second wife Nadezhda Alliluyeva. In 1967, she became an international sensation when she defected to the United States and, in 1978, became a naturalized citizen. From 1984 to 1986, she briefly returned to the Soviet Union and had her Soviet citizenship reinstated. She was Stalin's last surviving child.

Татьяна (настоящее имя — Таисия) Семёновна Златогорова (1912, Петроград, Петроградская губерния, Российская империя — 1950) — советская актриса, драматург и сценаристка.