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.
Q: Text:  Joshua Poison Muya ( (1975-12-01) 1 December 1975) born in Kisumu is a Kenyan professional welter/light middle/middleweight boxer of the 1990s 2000s and 2010s who won the Kenya welterweight title East & Central African Professional Boxing Federation welterweight title and Commonwealth light middleweight title and was a challenger for the International Boxing Federation (IBF) Inter-Continental light welterweight title against Sergey Bashkirov[1] his professional fighting weight varied from 144 lb (65 kg; 10 st 4 lb) i.e. 
A: 
Yes