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: "Reinhold Ewald and Klaus-Dietrich Flade were both German astronauts; however, which one visited the Mir space station aboard a Soyuz capsule in 1992?" whose answer is Klaus-Dietrich Flade.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Reinhold Ewald and Klaus-Dietrich Flade Mir space station visit
Useful Output:

Doc 1: In February 1997, he flew to the space station Mir with Soyuz TM-25, spending 20 days in space. He performed experiments in biomedical and
Doc 2: Twenty five years ago - from 17 to 25 March 1992 - Flade was as a science cosmonaut on the Russian space station. Five years later, in 1997, Reinhold Ewald was
Doc 3: Reinhold Ewald jest 354. człowiekiem w kosmosie oraz 9. Niemcem. Jego jedyny lot kosmiczny z pobytem na stacji kosmicznej Mir trwał 19d 16h 34m 46s.
Doc 4: Mir, Soviet/Russian modular space station, the core module (base block) of which was launched into Earth orbit by the USSR in 1986.
Doc 5: In 1978 he spent more than a week on the Russian space station Salyut 6, a predecessor of the ISS that is now connecting global space