Two women prepare a dog for a contest at a dog show in Dallas, Texas, the United States, Dec. 5, 2019. A four-day dog show kicked off in Dallas on Thursday. (Photo by Dan Tian/Xinhua)

A dog is seen during a contest at a dog show in Dallas, Texas, the United States, Dec. 5, 2019. A four-day dog show kicked off in Dallas on Thursday. (Photo by Dan Tian/Xinhua)

A man prepares a dog for a contest at a dog show in Dallas, Texas, the United States, Dec. 5, 2019. A four-day dog show kicked off in Dallas on Thursday. (Photo by Dan Tian/Xinhua)

A dog waits to compete in a contest at a dog show in Dallas, Texas, the United States, Dec. 5, 2019. A four-day dog show kicked off in Dallas on Thursday. (Photo by Dan Tian/Xinhua)

A judge exams a dog during a contest at a dog show in Dallas, Texas, the United States, Dec. 5, 2019. A four-day dog show kicked off in Dallas on Thursday. (Photo by Dan Tian/Xinhua)