Question: To which political party did the Senator belong who, with Representative David McCurdy, authored the Boren-McCurdy intelligence reform proposals?

Context paragraphs:
Neo Democrats: The Neo Democrats () is a pro-democracy localist political group in Hong Kong composed mainly of former and disenchanted members of the Democratic Party New Territories East constituency branch after the 2012 constitutional reform proposals.  It formerly had one seat in the Legislative Council until Gary Fan lost his re-election in the 2016 Legislative Council election.  It currently holds 13 seats in the District Councils, mostly in New Territories East.

Boren-McCurdy proposals: The Boren-McCurdy intelligence reform proposals are two legislative proposals from Senator David Boren and Representative David McCurdy in 1992 (102nd Congress).  Both pieces of legislation propose the creation of a National Intelligence Director.  Neither bill passed into law.

Wong Sing-chi: Nelson Wong Sing-chi (born 11 October 1957) is a Hong Kong politician and social worker.  He had been member of the Legislative Council of Hong Kong between 2000–04 and 2008–12.  He was the founding member of the Democratic Party before he was expelled in 2015 for his support in the government's constitutional reform proposals.  He was also briefly a founding member of the Third Side, a centrist political party.

Lu Ping: Lu Ping (Chinese: 魯平; 27 September 1927 – 3 May 2015) was a Chinese politician and diplomat.  He served as Head of the Hong Kong and Macau Affairs Office of the State Council of the People's Republic of China.  He is best known as China's delegation head and main representative during negotiations for the transfer of sovereignties of Hong Kong and Macau from Britain and Portugal to the PRC and labelled the last governor of Hong Kong Chris Patten as "Sinner of a Thousand Years" () for his unilateral electoral reform proposals.

1985 Hong Kong electoral reform: The 1985 Hong Kong electoral reform introduced the first ever indirect election to the colonial legislature during the last years of the British colonial rule in Hong Kong.  The reform proposals was first carried out in the Green Paper: the Further Development of Representative Government in Hong Kong in July 1984 right before the Sino-British Joint Declaration in December.  The reform laid the foundation of the representative democracy in Hong Kong which developed throughout the last years of the colonial rule and succeeded by the democratic development in Hong Kong after the handover of Hong Kong in 1997.

David Gratzer: David George Gratzer (born September 5, 1974) is a physician, columnist, author, Congressional expert witness; he was a senior fellow at both the Manhattan Institute and the Montreal Economic Institute.  Though he has written essays on topics as diverse as obesity and political campaigns, he is best known for his first book, published by ECW Press, when he was just 24: "Code Blue: Reviving Canada's Health Care System".  That book won the Donner Prize established by the Donner Canadian Foundation and was a national bestseller in his native Canada.  Gratzer is a critic of the Canadian health care system, and of U.S. President Barack Obama's health care reform proposals.  Gratzer was health care policy advisor to Rudy Giuliani's 2008 presidential campaign.

David McCurdy: David McCurdy (July 29, 1810 – June 10, 1905) was a merchant and political figure in Nova Scotia, Canada.  He represented Victoria County in the Nova Scotia House of Assembly from 1873 to 1878 as a Liberal member.

David L. Boren: David Lyle Boren (born April 21, 1941) is an American university administrator and politician from the state of Oklahoma.  A member of the Democratic Party, he served as the 21st governor of Oklahoma from 1975 to 1979 and in the United States Senate from 1979 to 1994.  He is currently the 13th president of the University of Oklahoma.  He was the longest serving chairman of the Senate Select Committee on Intelligence.  David Boren officially announced his retirement as president of the University of Oklahoma, effective June 30, 2018.

Stephen Greene (politician): Stephen Greene (born December 8, 1949) is a Canadian politician and an independent member of the Canadian Senate.  He was appointed on the advice of Stephen Harper to the Senate on January 2, 2009, and sat as a Conservative Senator until May 2017, when Senate Leader Larry Smith removed him for his support for Senate reform proposals put forth by the governing Liberal Party.  Greene then decided to sit as an "Independent Reform" Senator.

Stephen Slick: Stephen B. Slick is a former Central Intelligence Agency (CIA) operations officer and United States National Security Council official.  He currently leads the Intelligence Studies Project at the University of Texas at Austin, where he is also a Clinical Professor at the Lyndon B. Johnson School of Public Affairs.  During a 28-year career in the CIA’s Clandestine Service, he completed five overseas tours, including two as chief of station (COS) and senior intelligence community representative.  In the administration of President George W. Bush, Mr. Slick played a central role developing the White House’s response to the recommendations of the September 11, 2001 terrorist attacks (Kean-Hamilton) and weapons of mass destruction (WMD) (Silberman-Robb) commissions.  He also played key roles in developing the provisions of the Intelligence Reform and Terrorism Prevention Act of 2004 and amendments to Executive Order 12333, issued by President Bush in 2008.

Supporting paragraphs: Boren-McCurdy proposals David L. Boren
Answer: Democratic Party