Question: In 2014, Parrish participated in the 19th season of a show that premiered on which day ?

Context paragraphs:
2010–11 Everton F.C. season: The 2010–11 season of Everton F.C. was Everton's 19th season in the Premier League and 57th consecutive season in the top division of English football.  It was also Everton's 112th season of league football and 114th season in all competitions.  The club began their pre-season friendly schedule on 10 July 2010 with a 3-match tour of Australia.  Also, for the first time in club history, Everton played against and defeated their namesake, Chilean club Everton de Viña del Mar, 2–0 in a friendly at Goodison Park.  The club entered the Football League Cup in the Second Round against Huddersfield Town and were knocked out in the subsequent round in an upset defeat away to Brentford.  Everton entered the FA Cup in the Third Round Proper and were eliminated in the Fifth Round by Reading.  The club's Premier League campaign began on 14 August against Blackburn Rovers at Ewood Park and concluded on 22 May against Chelsea at Goodison Park.  For the first time since 2006–07, Everton did not participate in any European competitions.

Janel Parrish: Janel Meilani Parrish (born October 30, 1988) is an American actress, singer, songwriter, and pianist.  She is best known for playing Mona Vanderwaal on the Freeform mystery drama series "Pretty Little Liars".  She is also known for portraying Young Cosette in the Broadway production of "Les Misérables" (1996), and Jade in the teen comedy film "Bratz" (2007).  In 2014, Parrish participated in the 19th season of "Dancing with the Stars", taking third place.

2015–16 Manchester City F.C. season: The 2015–16 Manchester City season was the club's 114th season of competitive football, its 87th season in the top division of English football and its 19th season in the Premier League since the League creation, with Manchester City as one of the original 22 founder-members.  Along with the Premier League, the club also competed in the UEFA Champions League, FA Cup and League Cup.  The season covers the period from 1 July 2015 to 30 June 2016.

2014–15 Leicester City F.C. season: The 2014–15 season was Leicester City F.C.'s 110th season in the English football league system and their 47th (non-consecutive) season in the top tier of English football.  They participated in the 2014–15 Premier League, their first time in Premier League in ten years, having been promoted from the Championship as champions and they also participated in the 2014–15 FA Cup and 2014–15 Football League Cup.

2011 Pittsburgh Pirates season: The 2011 Pittsburgh Pirates season was the franchise's 125th season as a member of the National League and 130th season overall.  This was their 11th season at PNC Park.  The season was the first with manager Clint Hurdle, who was hired to replace the fired John Russell.  After going a major league worst 57–105, they enjoyed somewhat of a resurgence, winning more than 70 games for the first time since 2004 and being covered significantly in the summer due to being involved in the pennant race, but they still locked up their 19th consecutive losing season.

2014–15 I liga: The 2014–15 I liga is the 7th season of the Polish I liga under its current title, and the 67th season of the second highest division in the Polish football league system since its establishment in 1949.  The league is operated by the Polish Football Association (PZPN).  The league is contested by 18 teams.  The regular season was played in a round-robin tournament.  The season began on 1 August 2014, and concluded on 6 June 2015.  After the 19th matchday the league will be on winter break between 1 December 2014 and 6 March 2015.

Dancing with the Stars (U.S. season 19): Season nineteen of "Dancing with the Stars" premiered on September 15, 2014.

List of Home and Away characters (1991): "Home and Away" is an Australian television soap opera.  It was first broadcast on the Seven Network on 17 January 1988.  The following is a list of characters that first appeared in "Home and Away" in 1991, by order of first appearance.  They were all introduced by the show's executive producer Des Monaghan.  The 4th season of "Home and Away" began airing on the Seven Network on 7 January 1991.  The first introduction of the year was Josh Webb in February.  Bruce Roberts began appearing as Nick Parrish in March.  The following month, Ryan Clark made his debut as Sam Nicholls as did Naomi Watts as Revhead's sister Julie Gibson.  Dee Smart began playing Lucinda Croft in June.  Her brother David, played by Guy Pearce appeared from July.  Alistair MacDougall arrived as Ryan Lee in August.  In September, Tina Thomsen, Ross Newton, and Richard Norton joined the cast as Finlay Roberts, Greg Marshall and Simon Fitzgerald, respectively.  Finlay’s mother, Irene made her debut in October, followed by her son Damian, played by Matt Doran in November.

2016 Arizona Diamondbacks season: The Arizona Diamondbacks' 2016 season was the franchise's 19th season in Major League Baseball and their 19th season at Chase Field and in Phoenix, Arizona.  The team finished at 69-93 for their third consecutive losing season, while spending a majority of the season in a back-and-forth battle with the San Diego Padres at the bottom of the NL West standings.  The Diamondbacks finished in fourth place.  Following the season, General Manager Dave Stewart and Manager Chip Hale were fired.

2014–15 FC Zenit Saint Petersburg season: The 2014–15 Zenit Saint Petersburg season was the 19th successive season that the club participated in the Russian Premier League, the highest tier of football in Russia.  During the season, they participated in the Russian Premier League, the Russian Cup, the 2014–15 UEFA Champions League and the 2014–15 UEFA Europa League.

Supporting paragraphs: Janel Parrish Dancing with the Stars (U.S. season 19)
Answer: September 15, 2014