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.

Input: Consider Input: Text:  The Dangerous World of Butterflies: The Startling Subculture of Criminals Collectors and Conservationists is a 2009 book by Doctor of Philosophy Peter Laufer. It is the first book in his untitled animal trilogy preceding Forbidden Creatures in 2010 and No Animals Were Harmed in 2011. The book explores the presence of the butterfly in the fields of organized crime ecological devastation species depletion natural history museum integrity and chaos theory.

Output: No


Input: Consider Input: Text:  Mark Wynter (born Terence Sidney Lewis 29 January 1943) is an English actor and former singer who had four Top 20 singles in the 1960s including Venus in Blue Jeans and Go Away Little Girl. He enjoyed a lengthy career from 1960 to 1968 as a pop singer and teen idol but developed later into an actor in film musicals and plays.

Output: Yes


Input: Consider Input: Text:  Volta was a Mogador-class destroyer (French: contre-torpilleur) of the French Navy. Named for the West African river she was built before the outbreak of World War II and was the penultimate contre-torpilleur built by the French Navy. Along with her sister ship Mogador Volta was designed in an effort to build a ship capable of out-fighting every other ship below her tonnage.


Output: No