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: "Which of the two is situated in the Eyup district of Istanbul, Eyüp Sultan Mosque or Column of Marcian?" whose answer is Eyüp Sultan Mosque.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Column of Marcian location
Useful Output:

Doc 1: It is called Kiztasi in Turkish located in Fatih district of Istanbul, Turkey.
Doc 2: The Column of Marcian in Constantinople was erected in 455, to honor a ruler who had been in charge of the Byzantine Empire for five years.
Doc 3: 452) and dedicated to the Emperor Marcian (450-57). It is located in the present-day Fatih district of Istanbul. The column is not documented in
Doc 4: The Column of Marcian is a monument erected in Constantinople in 455 dedicated to the Emperor Marcian.
Doc 5: The Column of Marcian (Turkish: Kıztaşı, meaning "Column of the girl") is a monument erected in Constantinople in 455 dedicated to the