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: "Who lived longer, Lazar Lyusternik or Mikhail Kravchuk?" whose answer is Lazar Aronovich Lyusternik.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Mikhail Kravchuk
Useful Output:

Doc 1: I am a pianist, violinist, teacher, composer, music director, and book publisher! If you are looking for some good quality sheet music, music books, or
Doc 2: Mikhail Pilipovich Kravchuk  Article PDF. Download to read the full article text. Use our pre-submission checklist. Avoid common mistakes on your manuscript.
Doc 3: Category:Mikhail Kravchuk (mathematician). Good pictures. Advanced All images; Featured pictures; Featured videos; Quality images; Valued
Doc 4: Mikhail Filippovich Kravchuk. Biography. Ph.D. Kiev State University 1924 Ukraine. Dissertation: On Quadratic Forms and Linear Transforms. Mathematics Subject
Doc 5: Competition:RUSSIA U13 2023-2024; Team:CSKA MOSCOW; Position: Power Forward & Center; Height: 6'2" - 1.87m; Weight: 176.37 lb - 80 kg; Born: May 29, 2011