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.

Example Input: Text:  Château Haut-Marbuzet (French pronunciation: ​[ʃɑˑto ˈoː maʁbyzɛ]) is a Bordeaux wine estate in the Saint-Estèphe appellation area of the Haut-Médoc.Although its origins go back to the 18th century the estate only emerged as a leading quality producer from 1952 after Hervé Duboscq acquired it.Today his son Henri Duboscq is the winemaker and owner of Haut-Marbuzet along with Château Chambert-Marbuzet and Château Tour de Marbuzet.Initially listed among the Cru Bourgeois in 1932 and later promoted Grand Bourgeois Exceptionnel in 1978 the estate was classified as one of 9 Crus Bourgeois Exceptionnels in the 2003 official listing. 
Example Output: No

Example Input: Text:  The Farman F.250 was a small four passenger single engine low cantilever wing airliner built in France in 1931. The single example built was bought by an airline but was little used owing to stability issues.
Example Output: No

Example Input: Text:  The Politics of Bones: Dr. Owens Wiwa and the Struggle for Nigeria's Oil is a book by Canadian journalist J. Timothy Hunt. It was published by McClelland & Stewart in September 2005 just before the tenth anniversary of the controversial execution of Ken Saro-Wiwa.On November 10 1995 Nigeria’s military dictatorship executed nine environmental activists.
Example Output:
No