TASK DEFINITION: In this task, you're given a text which is the body of the document. Indicate your answer as "Yes" if the text is about a person, otherwise indicate your answer as "No". Don't generate anything else apart from "Yes" or "No". Pay attention that for your answer to be "Yes", the passage should be generally about a person. Mentions of people in the text don't necessarily mean the text is about a person.
PROBLEM: Text:  Johann Wieland (born January 1 1972) is an Austrian ski mountaineer.Wieland started ski mountaineering in 1984 and competed first in the Preberlauf event in 1999. He has been member of the ASKIMO national team since 2008 and lives in Tamsweg.

SOLUTION: Yes

PROBLEM: Text:  Velapene Screen or simply Velapene is an electronic musician Chris Ghiraldi. based in Los Angeles New York and more recently Las Vegas. Velapene began releasing electronic music officially at the age of 24. However he purchased his first drum machine at the age of 14.

SOLUTION: Yes

PROBLEM: Text:  The Mississippi State University XV-11A Marvel was an experimental American STOL research aircraft of the 1960s. The MARVEL (Mississippi Aerophysics Research Vehicle with Extended Latitude) was a single-engined pusher monoplane fitted with a boundary layer control system. The first all-composite aircraft it carried out its initial program of research on behalf of the US Army in the late 1960s and was rebuilt in the 1980s as a proof-of-concept for a utility aircraft.

SOLUTION:
No