You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Sergei Alekseyevich Korovin was the Russian brother of Konstantin Alekseyevich Korovin, who was the leading Russian artist in what type of painting?" whose answer is Russian Impressionist painter.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Konstantin Alekseyevich Korovin leading Russian artist type of painting
Useful Output:

Doc 1: Konstantin Korovin was one of the leading Russian impressionist painters of his generation following in the footsteps of the School of the French
Doc 2: Born in 1861, he became famous for his landscapes, portraits, and still-life paintings. One of his notable works is «A Night in Paris,» which
Doc 3: He painted in the Impressionist, and later in the Art Nouveau, styles. In the 1890s Korovin became a member of the Mir iskusstva art group.
Doc 4: Konstantin Alekseyevich Korovin was a leading Russian Impressionist painter. He showed himself in different genres of painting: landscapes, portraits, still
Doc 5: Konstantin Alekseyevich Korovin was a leading Russian Impressionist painter. Wikipedia Born: 5 December 1861, Moscow, Russia Died: 11 September 1939, Paris,