Question: What network first aired a soap opera with Leonie Richter?

full_context: Document 1: Jan Brandner: Jan Brandner is a fictional character on German soap opera "Verbotene Liebe (Forbidden Love)". The character was played from the show's debut on January 2, 1995 to August 27, 1997 by actor Andreas Brucker. In March 2011, the role was surprisingly recast with actor Hubertus Grimm; reinstating the Brandner family and the original story of the show. Grimm debuted in the role on June 23, 2011. The role was reactivated on short-term for a special of the show on the Spanish island Mallorca. The character made his last appearance on January 18, 2012.
Document 2: Verbotene Liebe: Verbotene Liebe (, lit. "Forbidden Love") is a German television soap opera created by Reg Watson for Das Erste. The show is set primarily in the German city of Düsseldorf although, at times, the city of Cologne and the Spanish island of Majorca have figured prominently in the show's story lines. First broadcast on 2 January 1995, "Verbotene Liebe" was originally broadcast in 24-minute episodes, five times a week. It expanded to 45-minute episodes on 21 June 2011 and trimmed back to 40-minute episodes on 23 January 2012 to accommodate an adjusted time-slot. In 2006, Pay-TV network Passion began broadcasting episodes of the show from the beginning.
Document 3: Sebastian von Lahnstein: Sebastian von Lahnstein is a fictional character from the German soap opera "Verbotene Liebe (Forbidden Love)". The character was portrayed by actor Joscha Kiefer from November 26, 2007 to October 13, 2009. The part was recast with Sebastian Schlemmer who took over the role on October 19, 2009.
Document 4: Jens Kramer: Jens Kramer is a fictional character on the German soap opera "Verbotene Liebe (Forbidden Love)". The character was portrayed on recurring basis from September 24, 2008 to March 3, 2009 by actor Antonius Hermlin. The actor returned afterwards as a hallucination, before seen again in September 2010, when Jens is released from a psychiatric clinic, to the character's death in October 2010.
Document 5: Helena von Lahnstein: Dr. Helena von Lahnstein is a fictional character of the German soap opera "Verbotene Liebe (Forbidden Love)". The character has been played by Renée Weibel since October 5, 2009.
Document 6: Lars Schneider: Lars Schneider is a fictional character of German soap opera "Verbotene Liebe (Forbidden Love)". The character has been played by actor Herbert Ulrich from 24 October 2002 to 18 May 2005 and again from 13 October 2006 to 29 August 2008.
Document 7: Rebecca von Lahnstein: Rebecca von Lahnstein is a character on the German soap opera "Verbotene Liebe (Forbidden Love)". The character was portrayed by Jasmin Lord and debuted on June 17, 2008. In 2009, Lord earned the "Miss Soap award" as the most beautiful actress in a soap opera, followed by the "German Soap Award" as Sexiest Woman in 2011. It was announced on January 18, 2011 that Lord is going to leave the show and finishes shooting in April 2011. She made her last on-screen appearance on July 27, 2011. After a few months the character was recast with Tatjana Kästel, who made her first on-screen appearance on February 13, 2012.
Document 8: David Brandner: David Brandner is a fictional character on the German soap opera "Verbotene Liebe (Forbidden Love)" portrayed by actor Sven Koller from September 11, 2008 to June 15, 2010.
Document 9: Leonie Richter: Leonie Richter is a fictional character on the German soap opera "Verbotene Liebe (Forbidden Love)". The character is portrayed by Stefanie Bock, who debuted in the role on 9 August 2011.
Document 10: Stella Mann (Verbotene Liebe): Stella Mann is a fictional character on the German soap opera "Verbotene Liebe (Forbidden Love)". The character was portrayed by model and actress Anne Wis from December 9, 2008 to November 10, 2009. She returned to the show with Claudia Hiersche as Carla von Lahnstein from January 28 to February 11, 2010.
Document 11: Kim Wolf: Kimberly "Kim" von Lahnstein (adopted Wolf, married Sanchez) is a fictional character of the German soap opera "Verbotene Liebe (Forbidden Love)". Lisa Tomaschewsky introduced the role on April 13, 2011, but was eventually recast with actress Nicole Mieth, who took over the part on May 10, 2011.
Document 12: Arno Brandner: Arno Brandner is a fictional character on German soap opera "Verbotene Liebe (Forbidden Love)". The character was portrayed by actor Konrad Krauss, who first appeared in the series premiere on 2 January 1995.
Document 13: Katja Brandner: Katja Brandner is a fictional character on German daytime soap opera "Verbotene Liebe" ("Forbidden Love"). The character was portrayed by actress Diana Frank from January 15, 2008 to January 5, 2009.
Document 14: Sarah von Lahnstein: Sarah von Lahnstein (née Käppler, formerly Hofmann) is a fictional character on German soap opera "Verbotene Liebe (Forbidden Love)". The character was portrayed by actress Sina-Valeska Jung from 11 July 2006 to 5 May 2009.
Document 15: Dana Wolf: Dana Wolf is a fictional character of the German soap opera "Verbotene Liebe (Forbidden Love)". She has been portrayed by Diane Willems from 27 January 2011 to 10 September 2014.
ground_truth: Das Erste
sub_queries: Leonie Richter >> present in work Answer: Verbotene Liebe
What network first aired Verbotene Liebe ? Answer: Das Erste