Question: Tahrohon Wayne "T.W." Shannon and Thomas Allen "Tom" Coburn, are members of which organization?

Context paragraphs:
Tom Coburn: Thomas Allen "Tom" Coburn (born March 14, 1948) is an American politician and medical doctor.  A member of the Republican Party, he was the junior United States Senator from Oklahoma.

MIX NYC: MIX NYC is a not-for-profit organization based in New York City and dedicated to queer experimental film.  It is also known as the "MIX festival," for its most visible program, the annual New York Lesbian and Gay Experimental Film Festival (NYLGEFF), which has featured early works by filmmakers such as Christine Vachon, Todd Haynes, Isaac Julien, Thomas Allen Harris, Barbara Hammer, Jonathan Caouette, Jennie Livingston, and Matthew Mishory.

Dundurn Press: Dundurn Press is the largest Canadian-owned book publishing company of adult and children’s fiction and non-fiction in Canada.  The company publishes Canadian literature, history, biography, politics and arts.  Dundurn has about 2500 books in print, and averages around one hundred new titles each year.  Dundurn Press was established in 1972 by Kirk Howard, In 2009, Dundurn forged a co-publishing partnership with the Ontario Genealogical Society, and in 2011, Dundurn purchased Napoleon & Company and Blue Butterfly Books.  In 2013, Dundurn acquired Thomas Allen Publishers, the publishing branch of Thomas Allen & Son Limited.

Thomas Allen &amp; Son Limited: Thomas Allen & Son Limited is a Canadian book distributor, in continuous operation for over 90 years.  They have published award winning books like "" by Russell Wangersky.  Its publishing arm, Thomas Allen Publishers, was sold to Dundurn Press in 2013.

O. W. Coburn School of Law: The O. W. Coburn School of Law was the law school of Oral Roberts University.  The school was named after donor Orin Wesley Coburn, the founder of Coburn Optical Industries and the father of future US politician Tom Coburn.

T.W. Shannon: Tahrohon Wayne "T.W." Shannon (born February 24, 1978) is an American politician from Oklahoma.  Shannon was elected to the Oklahoma House of Representatives from his hometown of Lawton in 2006.  In a ceremony on January 8, 2013, Shannon took the oath of office to be Oklahoma’s first African-American Speaker of the House.  Shannon stepped down as the Speaker of the House to run for the Republican nomination in the special Senate election to succeed U.S. Senator Tom Coburn.

Tom Allen (American football): Thomas Allen (born March 14, 1970) is an American college football coach serving as the head coach of the Indiana Hoosiers football team.  Allen previously served as the defensive coordinator at Indiana and South Florida.  He spent time as an assistant at Ole Miss, Arkansas State and Drake, among other programs.  A native of New Castle, Indiana, Allen also spent six seasons as defensive coordinator and three seasons as the head football coach at Ben Davis High School in Indianapolis.

Tommy Phelps: Thomas Allen Phelps (born March 4, 1974 in Seoul, South Korea) is a former Major League Baseball pitcher.  A graduate of Tampa's Robinson High School.  He is currently the pitching coach for the Triple-A Scranton/Wilkes-Barre RailRiders in the New York Yankees organization after serving as their minor league rehabilitation pitching coach in 2008 .

Tom Catlin: Thomas Allen "Tom" Catlin (September 8, 1931 – June 7, 2008) was an American football player and coach.  He spent a total of 37 years in the National Football League, including stints as defensive coordinator with the Buffalo Bills (1978–1982) and Seattle Seahawks (1983–1992).  Earlier, he had been a pilot in the United States Air Force.  He was born in Ponca City, Oklahoma and died in Seattle, Washington.

Thomas A. Cullinan: Thomas Allen Cullinan (1838 – June 18, 1904), also known as Tom Allen, was a law enforcement officer in Kansas.  He served as city marshal of Junction City, Kansas from 1871 to 1904.

Supporting paragraphs: T.W. Shannon Tom Coburn
Answer: Republican Party