Question: Who from the radio broadcast of Elvenquest is married to Lord Frederick Windsor?

Context paragraphs:
Fred Warren: Frederick Windsor 'Freddie' Warren (23 December 1907 – 1986) was a Welsh professional footballer and Wales international.

Sinking Springs Farms: Sinking Springs Farms is a historic farm and national historic district located at Manchester Township in York County, Pennsylvania.  The district includes 32 contributing buildings, 2 contributing sites, and 17 contributing structures.  The district includes the Manor House Demesne, four farmsteads, and a Radio Broadcast Complex.  The manor house dates to 1900, and is a 2 ⁄ -story, Colonial Revival-style dwelling modified in 1936-1941.  Farmstead #1 includes the earliest buildings, dated to about 1841.  Farmstead #2 includes a Shingle Style dwelling designed by noted architect John A. Dempwolf and built about 1893.  Farmstead #3 has a 3 ⁄ -story, banked Pennsylvania German dwelling built about 1845.  Farmstead #4 has a 3 ⁄ -story, banked Georgian-plan dwelling built about 1845.  The Radio Broadcast Complex includes a 2 ⁄ -story, brick Colonial Revival-style office building and four radio towers, and used as a radio station from the 1940s until 1990.

ETown: eTown is a 501c3 non-profit, nationally syndicated radio broadcast and podcast, multimedia and events production company based in Boulder, Colorado.  The eTown radio broadcast can be heard on National Public Radio, community radio stations, and commercial radio.  The program has a variety show format that features live musical performances and interviews with musicians, authors, and other public figures.  eTown is recorded in front of a live audience at eTown Hall, eTown's solar powered theater in Boulder, CO, which also serves as a social and environmental hub for community events.  From film screenings to panel discussions, concerts, educational programming, fundraisers and more, eTown Hall attracts a vibrant community of engaged citizens.  eTown also records special 'eTown on the Road' Tapings in different cities across the country.  The program is heard weekly on 300+ radio stations (both commercial and non-commercial) and podcast across the U.S. and around the world.  eTown’s listener-nominated segment, the eChievement Award, highlights stories of individuals working to make a positive difference in their communities and beyond.

ElvenQuest: ElvenQuest is a comic fantasy broadcast on BBC Radio 4 by Anil Gupta and Richard Pinto, and starring Stephen Mangan, Alistair McGowan, Darren Boyd, Kevin Eldon, Sophie Winkleman and Dave Lamb.  The series takes place in the world of Lower Earth, a parody of Middle-earth from "The Lord of the Rings" by J. R. R. Tolkien.  In Lower Earth, a band of warriors go forth to search for a mythical sword to save Lower Earth from the evil Lord Darkness (played by McGowan).  In order to do so, they must find "The Chosen One" who will save Lower Earth.  The Chosen One is Amis, a dog in the real world which belongs to a fantasy novelist called Sam Porter (played by Mangan).  The first series was broadcast from 29 March to 3 June 2009 and the second from 18 November 2010.  The third series began broadcasting from 17 October 2011.  The fourth series began broadcasting 12 February 2013.

Lord Frederick Cambridge: Lord Frederick Cambridge ("Frederick Charles Edward") (born Prince Frederick of Teck) (24 September 1907 – 15 May 1940) was a descendant of the British Royal Family.  He was the younger son of the Adolphus Cambridge, 1st Marquess of Cambridge, formerly the Duke of Teck, and a nephew of Queen Mary, the consort of King George V.

Certified Digital Radio Broadcast Specialist: Certified Digital Radio Broadcast Specialist (DRB) is a specialized title granted in the United States to a previously SBE-certified individual who successfully meets the examination requirements.  The certification is regulated by the Society of Broadcast Engineers (SBE), and demonstrates competence in the design and maintenance of digital radio broadcast facilities.  The "Certified Digital Radio Broadcast Specialist" title is protected by copyright laws.  Individuals who use the title without consent from the Society of Broadcast Engineers could face legal action.

Lord Frederick Windsor: Lord Frederick Windsor (Frederick Michael George David Louis; born 6 April 1979), also nicknamed Freddie Windsor, is a British financial analyst, and the only son of Prince and Princess Michael of Kent.

Mutual Street Arena: Mutual Street Arena, initially called Arena Gardens or just the Arena, was an ice hockey arena and sports and entertainment venue in Toronto, Ontario, Canada.  From the time period of 1912 until 1931, with the opening of Maple Leaf Gardens, it was the premier site of ice hockey in Toronto, being home to teams from the National Hockey Association (NHA), the National Hockey League (NHL), the Ontario Hockey Association (OHA) and the International Hockey League (IHL).  It was the first home of the Toronto Maple Leafs, who played at the arena under various names for their first 13½ seasons.  The Arena Gardens was the third rink in Canada to feature a mechanically frozen or 'artificial' ice surface, and for eleven years was the only such facility in eastern Canada.  In 1923, it was the site of the first radio broadcast of an ice hockey game, the first radio broadcast of an NHL game, and the first broadcast of an ice hockey game by long-time broadcaster Foster Hewitt.

Israel Sports Radio: Israel Sports Radio is an Israeli radio broadcast founded by Ari Louis, Andrew Gershman and Joshua Halickman.  Louis is the currently the sole owner of the station.  It is the country's only all-sports talk radio broadcast.  Combining coverage of niche sports in Israel – American football, soccer, basketball, baseball, fitness and other professional and American sports.

Sophie Winkleman: Sophie Lara Winkleman (born 5 August 1980) is an English actress.  As the wife of Lord Frederick Windsor, son of Queen Elizabeth II's first cousin Prince Michael of Kent, she is formally referred to as Lady Frederick Windsor, but continues to use her maiden name in her professional career.

Supporting paragraphs: ElvenQuest Sophie Winkleman
Answer: Sophie Winkleman