Question: The composer of Wedding in Malinovka was the second head of what organization?

full_context: Document 1: A Wedding (opera): A Wedding is a comic opera based on Robert Altman's 1978 film "A Wedding" and was composed by William Bolcom with a libretto written by Robert Altman and Arnold Weinstein.
Document 2: Alexander Alyabyev: Alexander Aleksandrovich Alyabyev (Russian: Алекса́ндр Алекса́ндрович Аля́бьев ; 15 August [O.S. 4 August] 1787 6 March [O.S. 22 February] 1851 ), also rendered as Alabiev or Alabieff, was a Russian composer known as one of the fathers of the Russian art song. He wrote seven operas, twenty musical comedies, a symphony, three string quartets, more than 200 songs, and many other pieces.
Document 3: Alexander Borodin: Alexander Porfiryevich Borodin (Russian: Алекса́ндр Порфи́рьевич Бороди́н ; ] , 12 November 183327 February 1887) was a Russian Romantic composer of Georgian origin, as well as a doctor and chemist. He was one of the prominent 19th century composers known as The Mighty Handful, a group dedicated to producing a uniquely Russian kind of classical music, rather than imitating earlier Western European models.
Document 4: Boris Alexandrovich Alexandrov: Boris Alexandrovich Alexandrov (Russian: Борис Александрович Александров , August 4, 1905 Bologoye – June 17, 1994 Moscow) was a Soviet Russian composer, and, from 1946 to 1986, the second head of the Alexandrov Ensemble which was founded by his father, Alexander Vasilyevich Alexandrov. Alexandrov reached the rank of Major-General and was awarded the order of Hero of Socialist Labour, the Lenin Prize and the State Prize of the USSR, and named People's Artist of the USSR. Music by Alexandrov is used for the Anthem of Transnistria.
Document 5: Chervona Ruta (film): Chervona Ruta is a 1971 Soviet Ukrainian musical film written by Miroslav Skochilyas and directed by Roman Oleksiv, starring Sofia Rotaru and Vasyl Zinkevych alongside popular Soviet Ukrainian ensembles. One of the first modern Soviet musical films, and the first modern Ukrainian musical filmed in Bukovina and the Carpathian mountains in the Ukrainian SSR, Chervona Ruta features short dialogues combined with legendary pop-folk songs in the Ukrainian language and characteristic Western Ukraine dances in modern pop choreography. The film was released in both a Ukrainian and a Russian language version, though in both versions all but one of the songs are in Ukrainian.
Document 6: The Wedding (1972 film): Wesele (The Wedding) is a motion picture made in 1972 in Poland by Andrzej Wajda as an adaptation of a play by the same title written by Stanisław Wyspiański in 1901. Wajda also directed "Wesele" for the theatre.
Document 7: Grigory Kugushev: Prince Grigory Vasilyevich Kugushev (Russian: Григорий Васильевич Кугушев , 17 March 1824, – 3 October 1871) was a Russian writer, poet and playwright whose comedies (including "Goluboi Kapot", Blue Hood; "Pari", The Bet; "Priyomysh", Foster) had great (if not very lasting) success in the Russian Imperial Theatres in 1850s. More substantial and critically acclaimed were Kugushev's works of fiction, notably "Kornet Otletayev" (Корнет Отлетаев, a three-part novella, first published by "Russky Vestnik" in 1856) and the four-part novel "Postoronneye Vliyaniye" (Постороннее влияние, 1858—1859). He also wrote the libretto for the epic drama opera "Mazeppa" (1859) by Baron
Document 8: The Bartered Bride: The Bartered Bride (, "The Sold Bride") is a comic opera in three acts by the Czech composer Bedřich Smetana, to a libretto by Karel Sabina. The work is generally regarded as a major contribution towards the development of Czech music. It was composed during the period 1863–66, and first performed at the Provisional Theatre, Prague, on 30 May 1866 in a two-act format with spoken dialogue.
Document 9: Valery Kritskov: Valery Kritskov is a Russian conductor who used to take conducting lessons at the Moscow Institute of Culture which were taught by Kirill Tikhonov. He graduated from there in 1988 and then worked in Moscow-based Helikon Opera till he got employed with Novaya Opera in 2002. While there, he conducted many operas including Nikolai Rimsky-Korsakov's "The Snow Maiden" and "The Tsar’s Bride" as well as Anton Rubinstein's "The Demon" and Tchaikovsky's "The Maid of Orleans". He also conducted works by the Italian composers such as Pietro Mascagni's "Cavalleria rusticana" and Ruggero Leoncavallo's "Pagliacci" and German such as Richard Wagner's "Lohengrin" and Strauss' "Die Fledermaus" as well as a concert dedicated to Vincenzo Bellini. Besides operas, he is also known for his conducting of the Russian ballet based on works by Tchaikovsky and Sergei Prokofiev as well as German and Austrian ballet composers such as Ludwig Minkus and Charles Gounod. Later on, he became a conductor of the Coppélia ballet which was based by Léo Delibes work and was produced by Imperial Russian Ballet. Currently he has two CD recordings called "Chorus of the Novaya Opera Theatre of Moscow" and the "Soloists of the Novaya Opera Theatre of Moscow".
Document 10: Dmitri Shostakovich: Dmitri Dmitriyevich Shostakovich (Russian: Dmitriy Dmitrievich Shostakovich , ] ; 25 September [O.S. 12 September] 1906 9 August 1975) was a Russian composer and pianist. He is regarded as one of the major composers of the 20th century.
Document 11: Aleksandr Danilovich Aleksandrov: Aleksandr Danilovich Aleksandrov (Russian: Алекса́ндр Дани́лович Алекса́ндров , alternative transliterations: "Alexandr" or "Alexander" (first name), and "Alexandrov" (last name)) (August 4, 1912 – July 27, 1999), was a Soviet/Russian mathematician, physicist, philosopher and mountaineer.
Document 12: The Tsar's Bride (opera): The Tsar's Bride (Russian: Царская невеста , "Tsarskaya nevesta") is an opera in four acts by Nikolai Rimsky-Korsakov, the composer's tenth opera. The libretto, by Ilia Tyumenev, is based on the drama of the same name by Lev Mey. Mey's play was first suggested to the composer as an opera subject in 1868 by Mily Balakirev. (Alexander Borodin, too, once toyed with the idea.) However, the opera was not composed until thirty years later, in 1898. The first performance of the opera took place in 1899 at the Moscow theater of the Private Opera of S.I. Mamontov.
Document 13: Wedding in Malinovka: Wedding in Malinovka (Russian: Свадьба в Малиновке , "Svadba v Malinovke") is a 1967 Soviet musical comedy film directed by Andrei Tutyshkin based on an operetta by Boris Aleksandrov adapted by Leonid Yukhvid.
Document 14: National anthem of Russia: The State Anthem of the Russian Federation (Russian: Госуда́рственный гимн Росси́йской Федера́ции , "Gosudárstvennyj gimn Rossíjskoj Federácii"; ] ) is the name of the official national anthem of Russia. Its musical composition and some of its lyrics were adopted from the State Anthem of the Soviet Union, composed by Alexander Alexandrov, and lyricists Sergey Mikhalkov and Gabriel El-Registan. The Soviet anthem was used from 1944, replacing "The Internationale" with a more Sovietcentric and Russiacentric song. The anthem had no lyrics after 1956, due to the original lyrics having references to former leader Joseph Stalin. New lyrics were introduced in 1977 by Mikhalkov with lyrics placing less emphasis on World War II and more on the victory of communism.
Document 15: Alexander Vasilyevich Alexandrov: Alexander Vasilyevich Alexandrov (Russian: Александр Васильевич Александров , "Aleksandr Vasilevich Aleksandrov") (13 April [O.S. 1 April] 1883 – 8 July 1946) was a Russian Soviet composer, the founder of the Alexandrov Ensemble, who wrote the music for the State Anthem of the Soviet Union, which, in 2000, became the national anthem of Russia (with new lyrics). During his career, he also worked as a professor of the Moscow State Conservatory, and became a Doctor of Arts. His work was recognized by the awards of the title of People's Artist of the USSR and the Stalin Prize.
ground_truth: Alexandrov Ensemble