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.

Ex Input:
Text:  Gerald Joshua Walker Jr. (born July 14 1987) better known by his stage name Gerald Walker is an American rapper songwriter and record producer.

Ex Output:
Yes


Ex Input:
Text:  The Ping Hai (Chinese: 平海; literally Amicable Seas) was a light cruiser in the Chinese fleet before World War II and the second ship of the Ning Hai class cruiser. It was laid down in China to the specifications supplied by the Japanese and Japanese advisors were hired to oversee the construction. Compared to its sister ship Ning Hai it had a lower-output powerplant and lacked seaplane facilities.

Ex Output:
No


Ex Input:
Text:  Joseph von Auffenberg (25 August 1798 Freiburg – 25 December 1857 Freiburg) was a German dramatist.

Ex Output:

Yes