Question: Patricia Louise "Pat" Butcher, also occasionally referred to in the British media as Fat Pat, is a fictional character from the BBC soap opera "EastEnders",which aired in 2004, Pat was also portrayed by Emma Cooke in a soap 'bubble' "Pat and Mo: Ashes to Ashes", delving into her past with sister-in-law Mo Harris, played by Laila Morse, an English actress,whose given name is Maureen "Mo" Oldman, born on which date?

full_context: Document 1: Caroline Paterson: Caroline Paterson (born 28 November 1965 in Kirkcaldy, Scotland) is a Scottish actress who has appeared in many Scottish television shows such as one-off STV drama, "The Steamie" and the BBC's "Rab C. Nesbitt". However, she is most recognized for her role in "EastEnders" as Mark Fowler's wife, Ruth. She also appeared as Patricia Cullen in BBC Scotland soap "River City".In 2005 she had a one episode appearance in the BAFTA award-winning BBC series Spooks as Jessica Mortimer. In 2008, Paterson appeared in "Coronation Street" as police detective D.C. Weller after David Platt pushed his mother, Gail down the stairs of their home, and again in December 2008 to investigate allegations against Tony Gordon. She had a cameo role in the sixth season of "Skins" as the mother of Franky. She also appeared in "River City", as Sandra Devlin.
Document 2: Peggy Mitchell: Margaret Ann "Peggy" Mitchell (also Butcher) is a fictional character from the BBC soap opera "EastEnders". Peggy was initially played by Jo Warne when she first appeared in the episode broadcast on 30 April 1991, featuring in 10 episodes. Peggy was reintroduced in 1994, recast to Barbara Windsor, who made her first appearance in the episode broadcast on 7 November 1994. Peggy became a regular character, and Windsor played the role until she was forced to take a long break due to poor health and departed on 23 May 2003. She returned for two episodes broadcast on 16 and 17 September 2004, before rejoining as a regular character on 8 September 2005. Windsor announced in October 2009 that she would be leaving the show and departed on 10 September 2010. Windsor returned to the show for guest appearances on 20 September 2013, 25 September 2014, 17 February 2015 (as part of the show's 30th anniversary celebrations; see EastEnders Live Week) and 15 January 2016. She then appeared in six episodes between 9 and 17 May 2016 and the character was killed off. Her voice is last heard in the following episode, on 19 May 2016. Peggy's funeral aired on 4 July 2016.
Document 3: Ricky Butcher: Richard Francis "Ricky" Butcher is a fictional character from the BBC soap opera "EastEnders", played by Sid Owen. Introduced as a school boy in 1988, Ricky is one of the longest-running, male protagonists to feature in "EastEnders". Owen originally left the role in 2000 to pursue a music career. However, he reprised the role in 2002 before being axed by producer Louise Berridge in 2004. In 2008, producer Diederick Santer reintroduced the character for a third time, along with his wife Bianca Jackson (Patsy Palmer). Ricky is portrayed as unintelligent, simplistic, easily led and bossed around by dominant personalities. On 26 February 2011, it was announced that Owen would take a temporary break from the show. The character exited on 19 July 2011, returning five months later on 13 December 2011. Ricky left "EastEnders" on 17 January 2012. Ricky returned to "EastEnders" on 20 June 2012 for the wedding of his sister, Janine (Charlie Brooks), before departing for the final time on 29 June 2012. In April 2016 he had voiced his interest on returning to "EastEnders" during an appearance on "Celebrity Juice".
Document 4: Mo Butcher: Maureen "Mo" Butcher is a fictional character from the BBC soap opera "EastEnders", played by Edna Doré between 1988 and 1990. She is introduced as the matriarch figure of the Butcher family, Frank Butcher's (Mike Reid) elderly mother. She is portrayed as a battle-axe, tough and interfering. Her most notable storyline first aired in 1990, when the character is used to portray descent into Alzheimer's disease. Doré opted to leave the serial that same year; Mo was written out of the soap making her last appearance in November. Mo was killed-off in 1992, but her death was not screened.
Document 5: Lorraine Stanley: Lorraine Stanley (born 28 June 1976) is an ALFS Award-nominated English actress, best known for playing Kelly in the 2006 BIFA Award-winning film "London to Brighton". In 2004, she played a young Mo Harris in the feature-length "EastEnders" spin-off episode "EastEnders: Pat and Mo". In 2017, she joined the cast of the BBC One soap opera "EastEnders" playing a regular character, Karen Taylor.
Document 6: Laila Rouass: Laila Abdesselam Rouass (born 22 June 1971) is a British actress. She is best known for her portrayals of Amber Gates in "Footballers' Wives" (2004–2006) and Sahira Shah in "Holby City" (2011–12). She has also starred in "Primeval" and "Spooks" and been a contestant on "Strictly Come Dancing", in which she finished fourth.
Document 7: Laila Morse: Maureen "Mo" Oldman (born 1 August 1945), known by her stage name Laila Morse, is an English actress. Her best known roles include Janet in drama film "Nil by Mouth" (1997) and Mo Harris in BBC One soap opera "EastEnders" (2000–2016).
Document 8: Decima Moore: Lilian Decima, Lady Moore-Guggisberg, CBE (11 December 1871 – 18 February 1964), better known by her stage name Decima Moore, was an English singer and actress, known for her performances in soprano roles with the D'Oyly Carte Opera Company and in musical comedies. She was the youngest of ten siblings (hence, the name "Decima"). Her sister, actress Eva Moore, was the mother of actress Jill Esmond, the first wife of Laurence Olivier.
Document 9: Dot Cotton: 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.
Document 10: June Brown: June Muriel Brown, MBE (born 16 February 1927) is an English actress, known for her role as Dot Cotton in the BBC soap opera "EastEnders" from 1985 onwards. In 2005, she won Best Actress at the Inside Soap Awards, and in the same year, also received the Lifetime Achievement award at the British Soap Awards. In 2009, she was nominated for the BAFTA TV Award for Best Actress, but lost out to Anna Maxwell Martin. She is only the second performer to receive a BAFTA nomination for their work in a soap opera (the first was Jean Alexander).
Document 11: Jeanne Moreau: Jeanne Moreau (] ; 23 January 1928 – 31 July 2017) was a French actress, singer, screenwriter and director. She won the Cannes Film Festival Award for Best Actress for "Seven Days... Seven Nights" (1960), the BAFTA Award for Best Foreign Actress for "Viva Maria!" (1965), and the César Award for Best Actress for "The Old Lady Who Walked in the Sea" (1992). She was also the recipient of several lifetime awards, including a BAFTA Fellowship in 1996.
Document 12: Mo Harris: Maureen "Big Mo" Harris is a fictional character from the BBC soap opera "EastEnders", who has been in the series since 18 September 2000, played by Laila Morse. Mo is also played by Lorraine Stanley in a soap 'bubble' "Pat and Mo", delving into her past with Pat Evans, which aired in 2004. Mo provides a background of light entertainment. Morse's contract was not renewed in July 2012, but she was not immediately written out of the series and continued to make occasional appearances until 21 January 2016.
Document 13: Helen Mirren: Dame Helen Lydia Mirren, {'1': ", '2': ", '3': ", '4': "} ("née" Mironoff; born 26 July 1945) is an English actor. Mirren began her acting career with the Royal Shakespeare Company in 1967, and is one of the few performers who have achieved the Triple Crown of Acting, having won the Academy Award for Best Actress in 2007, after two previous nominations, for her performance as Queen Elizabeth II in "The Queen". She received an Olivier Award for Best Actress in 2013 for her West End performance in "The Audience", in which she also portrayed Elizabeth II, and in 2015 she won the Tony Award for Best Actress in a Play for her Broadway performance in the play. "The Audience" was written by Peter Morgan, who also wrote "The Queen". Mirren won three consecutive BAFTA Awards for Best Actress between 1992 and 1994 and her first of several Emmy Awards in 1996 for her performance as police detective Jane Tennison on the British television series "Prime Suspect", which ran for seven seasons between 1991 and 2006.
Document 14: Bianca Jackson: Bianca Jackson (also Butcher) is a fictional character from the BBC soap opera "EastEnders" played by Patsy Palmer. The character was introduced by executive producer Leonard Lewis and appeared initially from 1993 to 1999, when Palmer opted to leave. In 2002 executive producer John Yorke brought the character back for a special spin-off show. She returned to "EastEnders" as a full-time character in April 2008, reintroduced by executive producer Diederick Santer. Palmer took maternity leave in 2010, and Bianca left the series on 21 January 2011. The character returned for a four-month guest stint on 15 December 2011 and left again from April 2012 to November 2012. Palmer quit "EastEnders" in 2014, and Bianca departed on 12 September 2014.
Document 15: Pat Butcher: Patricia Louise "Pat" Butcher (also credited with the names Wicks and Evans), also occasionally referred to in the British media as Fat Pat, is a fictional character from the BBC soap opera "EastEnders". She was played by Pam St. Clement from 12 June 1986, just over a year after the show first aired, until her departure on 1 January 2012. Pat was also portrayed by Emma Cooke in a soap 'bubble' "Pat and Mo: Ashes to Ashes", delving into her past with sister-in-law Mo Harris (Laila Morse), which aired in 2004. The character died on 1 January 2012, shortly after being diagnosed with pancreatic cancer. Her funeral was on 13 January 2012. Pat was one of the longest serving characters on the show, being on it for twenty-five years and six months. She returned along with other women from Ian Beale's (Adam Woodyatt) past in a concussion-related dream sequence for a Children in Need special on 14 November 2014. She also made a return as a hallucination for Peggy Mitchell's (Barbara Windsor) exit on 17 May 2016.
ground_truth: 1 August 1945