Question: Alan Westaway appeared in two episodes of series 4 of which British sitcom that ran from 26 February 2001 to 24 May 2011?

Context paragraphs:
Four Rooms (TV series): Four Rooms is a British factual television show that has aired on UK TV since 24 May 2011 and is hosted by Anita Rani from 2011 to 2015 and Sarah Beeny since 2016.  Episodes originally premiered on Channel 4.  From Series 4 onwards, some episodes premiered on Channel 4 and others premiered on More 4.

Two Pints of Lager and a Packet of Crisps: Two Pints of Lager and a Packet of Crisps is a British sitcom that ran from 26 February 2001 to 24 May 2011.  First broadcast on BBC Two, it starred Ralf Little, Will Mellor, Natalie Casey, Sheridan Smith, Kathryn Drysdale, and Luke Gell.  Created and written by Susan Nickson, it was set in the northwest England town of Runcorn, and originally revolved around the lives of five twenty-somethings.  Little departed after the sixth series finished airing, with Smith and Drysdale leaving following the airing of the eighth series.  The ninth and final series had major changes with new main cast members and new writers.

Win the Race: Win the Race is a song by German musical group Modern Talking.  It was released in February 2001 as the first single from the tenth album "America".  "Win the Race", released in Germany and in other European territories on 26 February 2001, was composed by Dieter Bohlen and became the anthem for Formula One in Germany in 2001.  The single peaked at No. 5 in Germany on 26 March 2001, exactly one month after its release.  While the single was successful enough in Germany to spend total of 13 weeks on the singles-chart,<ref name="Chartverfolgung/MODERN TALKING/Single"> </ref> it only managed to peak at No. 14 in Austria, meanwhile entering the top-40 in Switzerland and Sweden.

List of Still Open All Hours episodes: The following is a list of episodes for the British sitcom "Still Open All Hours", that began airing on BBC One from 26 December 2013.  The series is a sitcom sequel to "Open All Hours", which broadcast from 1973 to 1985.  The series began with a Christmas special on 26 December 2013, followed by a series of six episodes airing from 26 December 2014 to 25 January 2015.  A second series aired from 26 December 2015 to 24 January 2016.  The third series began on 26 December 2016 and finished on 5 February 2017.

List of Geordie Shore episodes: The following is a list of episodes for the British television programme, "Geordie Shore" that first aired on MTV on 24 May 2011 and has so far ran for 14 series including two Magaluf specials, two reunion specials and several episodes counting down the best bits from the series.  Also in May 2016 a special series aired called "Big Birthday Battle" to celebrate five years of the show, the series ran for six episodes and cast members past and present featured.

Marc Vallot: Marc Vallot (24 May 1962 – 26 February 2001) was one of several highly talented Belgian -78 kg judoka from Belgium during the 1980s and early 1990s.  He probably gained more international fame though through his marriage to legendary 6-fold world champion women's judo Ingrid Berghmans.

The Story of Tracy Beaker (series 5): The fifth series of the British children's television series "The Story of Tracy Beaker" aired from 28 November 2005 until 9 December 2005 on CBBC and continued to air repeats on CBBC and CBBC HD.  The series follows the lives of the children in care the fictional children's care home.  It consists of twenty fifteen-minute episodes, which is two episodes less from the previous series, and is the fifth series in the "Tracy Beaker" franchise.  Mike Milligan (Connor Byrne) returns after a three-season gap and has been a Head care worker ever since to Tracy Beaker Returns and currently working on The Dumping Ground in Series 4.

Alan Westaway: Alan Westaway (born 17 February 1969) is a British actor known for playing Nick Slater in "The Bill" from 1995 to 1997.  Westaway also appeared in two episodes of series 4 of "Two Pints of Lager and a Packet of Crisps" playing Phillip and also "EastEnders" in 2004.

List of Primeval episodes: This is a list of episodes for the British television drama series "Primeval".  It premiered on ITV on 10 February 2007 and ran for five series and 36 episodes in total.  It was cancelled in June 2009 after the third series, with the network stating it was struggling to fund any more original programming.  On 29 September 2009, the station announced it had formed a deal with the digital channels Watch, BBC America, and German broadcaster Pro7, to recommission the programme for the fourth and fifth series.  Series 5 of six episodes began on 24 May 2011 on digital channel Watch and was repeated on ITV from 16 June 2012.

My Family (series 10): The tenth series of the BBC family sitcom "My Family" originally aired between 9 July 2010, and 27 August 2010, with a Christmas special that went to air on 24 December 2010.  The series was commissioned following consistent ratings from the previous series.  The opening episode, "Wheelie Ben", re-introduces the six main characters, with the addition of regular appearances from Kenzo Harper, played by Tayler Marshall.  However, the character of Roger Bailey only made an appearance in the series finale.  All episodes from the tenth series are thirty minutes in length, with the exception of the Christmas Special.  The series was once again produced by Rude Boy Productions, a company that produces comedies created by Fred Barron.  Unlike previous series of the show, which were filmed on a yearly basis, both Series 10 and 11 were filmed back-to-back.  For the first time in the show's history, two episodes of the series remained unaired for some time.  At the time of release, the DVD of the series contained two episodes that had yet to be broadcast on television.  On 17 June 2011, one of these two episodes were aired, and the other is scheduled to air on 22 July 2011.  The series averaged 4.55 million per episode; however, they managed to get over 6.00 million viewers for the Christmas Special.

Supporting paragraphs: Alan Westaway Two Pints of Lager and a Packet of Crisps
Answer: Two Pints of Lager