Question: When did the dancing show that Chris Soules appeared on premiere?

Context articles: Anton du Beke
Chris Soules
Denise van Outen
Craig Revel Horwood
Dancing with the Stars (U.S. TV series)
Matthew Cutler
The Bachelorette (season 11)
Tess Daly
Julianne Hough
The Bachelor (season 19)

Anthony Paul Beke (born 20 July 1966), known professionally as Anton du Beke, is a British ballroom dancer and television presenter, best known as a professional dancer on the BBC One celebrity dancing show "Strictly Come Dancing" since the show began in 2004.
 In 2009, he presented the UK version of "Hole in the Wall", for the BBC, replacing Dale Winton after being a team captain in 2008.
Chris Soules is an American reality television personality and farmer who starred in the nineteenth season of ABC's "The Bachelor".
 He earned his role as the Bachelor by becoming a fan favorite during his time on the tenth season of "The Bachelorette" with Andi Dorfman, where he placed third.
 He has also appeared in "Dancing with the Stars".
Denise van Outen (born Denise Kathleen Outen; 27 May 1974) is an English actress, singer, dancer and presenter.
 She is best known for presenting "The Big Breakfast", for playing Roxie Hart in the musical "Chicago" both in the West End and on Broadway and for finishing as runner-up in the tenth series of the BBC One dancing show "Strictly Come Dancing".
Craig Revel Horwood (born 4 January 1965) is an Australian-British dancer, choreographer and theatre director in the United Kingdom.
 He is a patron of the National Osteoporosis Society.
 He is best known as a judge on the BBC dancing show "Strictly Come Dancing."
 He published his autobiography in 2008.
Dancing with the Stars is an American dance competition television series that premiered on June 1, 2005, on ABC.
 It is the US version of the UK series "Strictly Come Dancing".
 The show is hosted by Tom Bergeron, alongside Erin Andrews, who became co-host in season eighteen.
 Lisa Canning was co-host in the first season, Samantha Harris co-hosted seasons two through nine and Brooke Burke-Charvet in seasons ten through seventeen.
 On May 12, 2017, it was announced that the series has been renewed for season twenty six.
Matthew David Cutler (born 30 October 1973) is an English dancer and former World Amateur Latin-American champion.
 He was a professional dancer on the BBC dancing show, Strictly Come Dancing.
The eleventh season of "The Bachelorette" features, for the first time ever, two Bachelorettes during the first episode.
 Kaitlyn Bristowe is a 29-year-old spin-class instructor from Vancouver, British Columbia, and Britt Nilsson is a 27-year-old waitress from California.
 Both Bachelorettes were on the 19th season of "The Bachelor", featuring Chris Soules.
 This season premiered on May 18, 2015.
Helen Elizabeth "Tess" Daly (born 27 April 1969) is an English model and television presenter, best known for co-presenting the BBC One celebrity dancing show "Strictly Come Dancing" since 2004.
Julianne Alexandra Hough ( ; born July 20, 1988) is an American dancer, singer, and actress.
 She is a two-time professional champion of ABC's "Dancing with the Stars".
 She was nominated for a Creative Arts Primetime Emmy in 2007 for Outstanding Choreography in season five of the show.
 Her first leading acting role was in the 2011 film remake of "Footloose".
 In September 2014, Hough joined "Dancing with the Stars" as a permanent fourth judge.
 Along with her brother Derek Hough (who is a six-time winner of the dancing show) and Tessandra Chavez, she won the Primetime Emmy Award for Outstanding Choreography in 2015.
 In 2016, she played Sandy in the live Fox television production of "".
The 19th season of "The Bachelor" premiered on January 5, 2015.
 This season featured 33-year-old Chris Soules, a farmer from Arlington, Iowa.
 Soules placed third on season 10 of "The Bachelorette" featuring Andi Dorfman.