Question: Ian Beale is one of the original EastEnders characters along with the cousin played, for a time, by which actress who played Dot in "Sunday in the Park with George"?

Dorothy "Dot" Branning (also Cotton) is a fictional character from the BBC soap opera, "EastEnders", played by June Brown since 1985.  Dot first appeared in "EastEnders" in July 1985 as the mother of criminal Nick Cotton (John Altman).  The character has worked as a launderette assistant for most of that time along with original character Pauline Fowler (Wendy Richard).  Dot moved away with her son and his family in 1993.  In reality, Brown left the show in 1993, unhappy with the axing of her co star Peter Dean, who played Pete Beale from the shows first episode to early 1993.  Brown returned to the role in 1997, and Dot was shown moving back to Albert Square, and has continued since that time.  On 28 April 2017, Dot overtook Pat Butcher (Pam St. Clement) as the second longest-serving character in "EastEnders", surpassed only by original character Ian Beale (Adam Woodyatt).  In a special episode entitled "EastEnders: Dot's Story" (2003) a young Dot was played by Tallulah Pitt-Brown in flashbacks.  In April 2012, Brown took a six-month break from the show to write her memoirs.  Dot temporarily departed on 18 May 2012.  She returned on 14 January 2013.  In February 2015, Dot began appearing less frequently due to Brown gradually losing her eyesight; this aspect of her life was later written into her character the following year.  In January 2016, it was announced that Brown had renewed her contract with the BBC until March 2017.  Brown is now the oldest soap opera actress in Britain.  In January 2017 it was reported that the BBC were offering Brown £300,000 for a one-year contract. <SEP> Pauline Fowler is a fictional character from the BBC soap opera "EastEnders", a long-running serial drama about working class life in the fictional London borough of Walford.  She was played by actress Wendy Richard between the first episode on 19 February 1985 and 25 December 2006.  Pauline was created by scriptwriter Tony Holland and producer Julia Smith as one of "EastEnders' "original characters.  She made her debut in the soap's first episode on 19 February 1985, and remained for twenty-one years and ten months, making her the second longest-running original character, surpassed only by her nephew, Ian Beale. <SEP> Ian Albert Beale is a fictional character from the BBC soap opera "EastEnders", played by Adam Woodyatt.  He is currently one of four original main characters in "EastEnders", the others being Ian's mother Kathy Beale (Gillian Taylforth), his cousin Michelle Fowler (Susan Tully/Jenna Russell) as well as his close friend Sharon Watts (Letitia Dean).  He is the longest-serving character and the only remaining original character to have appeared continuously since the first episode on 19 February 1985.  The character appeared in his 2000th episode in the show on 26 March 2007.  Woodyatt filmed his 3000th episode on 27 May 2016. <SEP>  She has appeared on the stage in London in both musicals and dramas, as well as appearing with the Royal Shakespeare Company. Jenna Russell (born 5 October 1967) is an English actress and singer.  She performed the role of Dot in "Sunday in the Park with George" in the West End and on Broadway, receiving the Tony Award nomination and the 2006 Olivier Award for Best Actress in a Musical for her role.  She has also appeared in several television series, including "Born and Bred".