Question: Brian Emanuel Schatz was appointed by a Governor from what political party?

full_context: Document 1: Daniel Inouye: Daniel Ken "Dan" Inouye (Japanese: 井上 建 , Hepburn: Inoue Ken ) was a United States Senator from Hawaii from 1963 to 2012. He was a member of the Democratic Party, and he was President pro tempore of the United States Senate (third in line in the Presidential Line of Succession) from 2010 until his death in 2012, making him the highest-ranking Japanese American politician in U.S. history. Inouye also served as chairman of the U.S. Senate Committee on Appropriations.
Document 2: Neil Abercrombie: Neil Abercrombie (born June 26, 1938) is an American politician who served as the seventh Governor of Hawaii from 2010 to 2014. He is a member of the Democratic Party.
Document 3: Governor of Hawaii: The current Governor of Hawaii is Democrat David Ige, who assumed the position on December 1, 2014. Hawaii was the first state to have an Asian American governor; George R. Ariyoshi served three terms between 1974–1986. Currently the state has had three Asian American governors, one Native Hawaiian governor, and four white governors.
Document 4: David Ige: David Yutaka Ige ( ; born January 15, 1957) is an American politician who is the eighth and current Governor of Hawaii, in office since 2014. A Democrat, he previously served in the Hawaii State Senate, representing the 16th district, from 1995 to 2014. In the 2014 Hawaii gubernatorial election, he won the Democratic primary by defeating incumbent Governor Neil Abercrombie with 66% of the vote. Ige defeated Republican Duke Aiona and Independent Mufi Hannemann in the general election with 49.5% of the vote. He assumed office on December 1, 2014.
Document 5: Ed Case: Edward Espenett "Ed" Case (born September 27, 1952) is an American Democratic politician who represented Hawaii in the United States House of Representatives from 2002 to 2007. Case, a Blue Dog Democrat, first came to prominence in Hawaii as majority leader of the Hawaii State Legislature and for his campaign for Governor of Hawaii in 2002. First elected to the House of Representatives in 2002 in a special election to fill the seat of Patsy Mink, who died of pneumonia, Case represented Hawaii's 2nd congressional district until 2006, when he chose not to run for another term in the House of Representatives so he could challenge Senator Daniel Akaka in the Democratic primary for Akaka's U.S. Senate seat. Case lost the primary election 53%–46%.
Document 6: Daniel Akaka: Daniel Kahikina Akaka ( ; born September 11, 1924) is an American educator and politician who was a United States Senator from Hawaii from 1990 to 2013. A member of the Democratic Party, Akaka was the first U.S. Senator of Native Hawaiian ancestry.
Document 7: Kim Coco Iwamoto: Kim Coco Iwamoto is a commissioner on the Hawaii Civil Rights Commission, appointed by Governor Neil Abercrombie to serve the four-year term from 2012 to 2016.
Document 8: Oren E. Long: Oren Ethelbirt Long (March 4, 1889 – May 6, 1965), was the tenth Territorial Governor of Hawaii and served from 1951 to 1953. A member of the Democratic Party of Hawaii, Long was appointed to the office after the term of Ingram Stainback. After statehood was achieved he served in the United States Senate, one of the first two, along with Hiram Fong, to represent Hawaii in that body. Long was the only non-Asian American U.S. Senator from Hawaii until the appointment of Brian Schatz to the position in 2012.
Document 9: Andrew Cuomo: Andrew Mark Cuomo ( ; born December 6, 1957) is an American politician, author, and attorney who has been the 56th Governor of New York since January 1, 2011. A member of the Democratic Party, he was elected in 2010, holding the same position his father, Mario Cuomo, held for three terms from 1983 to 1995.
Document 10: List of United States Senators from Hawaii: Hawaii was admitted to the Union on August 21, 1959. Hawaii's senators belong to classes 1 and 3. Only seven people have served as U.S. Senator in the state's history. Its current senators are Democrats Mazie Hirono and Brian Schatz.
Document 11: Brian Schatz: Brian Emanuel Schatz (pronounced ; born October 20, 1972) is an American politician who is the senior United States Senator for Hawaii. Schatz was appointed by Governor Neil Abercrombie to replace Senator Daniel Inouye after his death in 2012.
Document 12: Mazie Hirono: Mazie Keiko Hirono ( ; Japanese name: 広野 慶子 "Hirono Keiko"; born November 3, 1947) is an American politician and the junior United States Senator from Hawaii, in office since 2013. Hirono, a member of the Democratic Party, previously served as a member of the Hawaii House of Representatives from 1985 to 1995 and as the Lieutenant Governor of Hawaii from 1994 to 2002, serving under Governor Ben Cayetano. She was the Democratic nominee for Governor of Hawaii in 2002 but was defeated by Republican Linda Lingle. She then served as a member of the United States House of Representatives for Hawaii's 2nd congressional district from 2007 to 2013.
Document 13: Nancie Caraway: Nancie Ellen Caraway (born February 2, 1942) was First Lady of the U.S. state of Hawaii from 2010 to 2014. She is the spouse of former First Congressional District U.S. Representative and former Governor of Hawaii Neil Abercrombie. Caraway is a University of Hawaii at Manoa political scientist, feminist scholar and activist, a member of the university's Globalization Research Center and its Director of Women's Human Rights, leading its Trafficking Project. She is also a mentor and lecturer at the East–West Center.
Document 14: J. James Exon: John James "Jim" Exon (August 9, 1921June 10, 2005) was an American Democratic politician. He served as the 33rd Governor of Nebraska from 1971 to 1979, and as a U.S. Senator from Nebraska from 1979 to 1997. Exon was a Nebraska Democrat who never lost an election, and the only Democrat to hold Nebraska's Class 2 U.S. Senate seat. He was elected and re-elected governor in 1970 and 1974, elected to the Senate in 1978, and re-elected in 1984 and 1990. He is the only Nebraskan besides George Norris, the architect of Nebraska's unicameral legislature, to win five consecutive statewide elections.
Document 15: United States Senate election in Hawaii, 2004: The 2004 United States Senate election in Hawaii took place on November 2, 2004 alongside other elections to the United States Senate in other states as well as elections to the United States House of Representatives and various state and local elections. Incumbent Democrat U.S. Senator Daniel Inouye won re-election to an eighth term.
ground_truth: Democratic Party