title: Baruch Agadati
Igor Stravinsky
Menachem Mendel Schneerson
Vera de Bosset
Sacha Zaliouk
John D. Graham
Martin E. Segal
Nina Berberova
Alexandre Alexeieff
Marguerite Allan
sentences: Baruch Agadati (Hebrew: ברוך אגדתי‎ , also Baruch Kaushansky-Agadati; January 8, 1895 – January 18, 1976) was a Russian Empire-born Israeli classical ballet dancer, choreographer, painter, and film producer and director.
 He is considered a legendary figure in Israeli culture.
Igor Fyodorovich Stravinsky (sometimes spelled "Strawinski", "Strawinsky", or "Stravinskii"; Ukrainian: І́гор Фе́дорович Страві́нський , ] ;Russian: И́горь Фёдорович Страви́нский , "Igorʹ Fëdorovič Stravinskij"; ] ; 17 June [O.S. 5 June] 1882 6 April 1971) was a Russian Empire-born composer, pianist, and conductor.
 He is widely considered one of the most important and influential composers of the 20th century.
Menachem Mendel Schneerson (April 18, 1902 OS – June 12, 1994 / AM 11 Nissan 5662 - 3 Tammuz 5754), known to many as the Rebbe, was a Russian Empire-born American Orthodox Jewish rabbi, and the last Lubavitcher Rebbe.
 He is considered one of the most influential Jewish leaders of the 20th century.
Vera de Bosset Stravinsky (January 7, 1889 – September 17, 1982) was a Russian-born American dancer and artist.
 She is better known as the mistress and, ultimately, second wife of the Russian composer Igor Stravinsky, who married her in 1940.
Sacha Zaliouk, born Alexander Davidovich Zaliouk (1887–1971), was a Russian Empire-born illustrator and sculptor, from a Jewish family in Radomysl, Ukraine .
 The Zaliouks were businessmen, artists, & musicians in this Zhitomer region from early in the 19th century.
 Many of them were fluent in both Russian & French.
John D. Graham (1886–1961) was a Russian Empire-born American Modernist / figurative painter.
 He was born Ivan Gratianovitch Dombrowsky in Kiev, Russian Empire.
Martin Eli Segal (July 4, 1916 – August 5, 2012) was a Russian Empire-born American businessman who co-founded the Film Society of Lincoln Center in 1969 with two other Lincoln Center executives, William F. May and Schuyler G. Chapin.
 He also served as the Film Society's founding president and CEO until 1978.
.
 Segal was founding chair of the Commission for Cultural Affairs, the Cultural Assistance Center, and the New York International Festival of the Arts.
Nina Nikolayevna Berberova (Russian: Ни́на Никола́евна Бербе́рова ) (St Petersburg, 26 July 1901 – Philadelphia, 26 September 1993) was a Russian Empire-born writer who chronicled the lives of Russian exiles in Paris in her short stories and novels.
 She visited post-Soviet Russia.
Alexandre Alexandrovitch Alexeieff (Russian: Александр Александрович Алексеев "Aleksandr Aleksandrovich Alekseyev" (sometimes credited as Alexander Alexeieff or Alexander Alexeïeff or Alexandre Alexieff); 18 April 1901 – 9 August 1982) was a Russian Empire-born artist, filmmaker and illustrator who lived and worked mainly in Paris.
 He and his second wife Claire Parker (1906–1981) are credited with inventing the pinscreen as well as the animation technique totalization.
 In all Alexeieff produced 6 films on the pinscreen, 41 advertising films and illustrated 41 books.
Helen Marguerite Allan (born 30 August 1909 in Saint Petersburg) is a Russian Empire-born British actress.

Question: Question: What did the Russian Empire-born composer who is the husband of Vera de Bosset also do  

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 Igor Fyodorovich Stravinsky (sometimes spelled "Strawinski", "Strawinsky", or "Stravinskii"; Ukrainian: І́гор Фе́дорович Страві́нський , ] ;Russian: И́горь Фёдорович Страви́нский , "Igorʹ Fëdorovič Stravinskij"; ] ; 17 June [O.S. 5 June] 1882 6 April 1971) was a Russian Empire-born composer, pianist, and conductor.
 He is widely considered one of the most important and influential composers of the 20th century. 

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 Menachem Mendel Schneerson (April 18, 1902 OS – June 12, 1994 / AM 11 Nissan 5662 - 3 Tammuz 5754), known to many as the Rebbe, was a Russian Empire-born American Orthodox Jewish rabbi, and the last Lubavitcher Rebbe.
 He is considered one of the most influential Jewish leaders of the 20th century. 

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 Vera de Bosset Stravinsky (January 7, 1889 – September 17, 1982) was a Russian-born American dancer and artist.
 She is better known as the mistress and, ultimately, second wife of the Russian composer Igor Stravinsky, who married her in 1940. 

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 Sacha Zaliouk, born Alexander Davidovich Zaliouk (1887–1971), was a Russian Empire-born illustrator and sculptor, from a Jewish family in Radomysl, Ukraine .
 The Zaliouks were businessmen, artists, & musicians in this Zhitomer region from early in the 19th century.
 Many of them were fluent in both Russian & French. 

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 John D. Graham (1886–1961) was a Russian Empire-born American Modernist / figurative painter.
 He was born Ivan Gratianovitch Dombrowsky in Kiev, Russian Empire. 

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 Nina Nikolayevna Berberova (Russian: Ни́на Никола́евна Бербе́рова ) (St Petersburg, 26 July 1901 – Philadelphia, 26 September 1993) was a Russian Empire-born writer who chronicled the lives of Russian exiles in Paris in her short stories and novels.
 She visited post-Soviet Russia. 

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 Alexandre Alexandrovitch Alexeieff (Russian: Александр Александрович Алексеев "Aleksandr Aleksandrovich Alekseyev" (sometimes credited as Alexander Alexeieff or Alexander Alexeïeff or Alexandre Alexieff); 18 April 1901 – 9 August 1982) was a Russian Empire-born artist, filmmaker and illustrator who lived and worked mainly in Paris.
 He and his second wife Claire Parker (1906–1981) are credited with inventing the pinscreen as well as the animation technique totalization.
 In all Alexeieff produced 6 films on the pinscreen, 41 advertising films and illustrated 41 books. 

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 Helen Marguerite Allan (born 30 August 1909 in Saint Petersburg) is a Russian Empire-born British actress. 

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Answer: pianist, and conductor