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: Peter Schulz (25 April 1930 17 May 2013) was a German politician member of the Social Democratic Party (SPD) and First Mayor of Hamburg (1971 1974).Schulz was born in Rostock. He studied law at the University of Hamburg and after his graduation in 1958 Schulz founded his own office.

Ex Output:
Yes

Ex Input:
Text: NPCC Enterprises is a website development and graphic design company located in Wilkes-Barre Pennsylvania. It was founded on March 29 2003 by Nicholas Pettit.

Ex Output:
No

Ex Input:
Text: Gregg Olsen (born March 5 1959 in Seattle Washington) is a New York Times and a USA Today bestselling author of eight nonfiction books and six novels most of which are crime-related. The subjects of his true crime books include convicted child rapist and school teacher Mary Kay Letourneau product tampering killer Stella Nickell fasting specialist Linda Burfield Hazzard and former Amishman and convicted murderer Eli Stutzman.

Ex Output:
Yes