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:  The Albești River is a river in Romania tributary of the Black Sea Lake Mangalia.

Ex Output:
No


Ex Input:
Text:  Robert Bernard Sherman (December 19 1925 – March 5 2012) was an American songwriter who specialized in musical films with his brother Richard Morton Sherman. Some of the Sherman Brothers' best known songs were incorporated into movies and animations like Mary Poppins The Jungle Book The Many Adventures of Winnie the Pooh Chitty Chitty Bang Bang The Slipper and the Rose Charlotte's Web and the theme park song of It's a Small World (After All).

Ex Output:
Yes


Ex Input:
Text:  Homer Stille Cummings (April 30 1870 - September 10 1956) was a U.S. political figure who was United States Attorney General from 1933 to 1939. He also was elected mayor of Stamford Connecticut three times before founding the legal firm of Cummings & Lockwood in 1909. He later served as chairman of Democratic National Committee between 1919 and 1920.

Ex Output:

Yes