Question: Who is the democratic candidate running for governor in the state where the most wheat is grown in the US?

full_context: Document 1: 2018 San Francisco mayoral special election: Eight candidates qualified to appear on the ballot, and a ninth qualified as a write - in. The four major candidates were former Supervisor Angela Alioto, former Acting Mayor London Breed, Supervisor Jane Kim and former State Senator Mark Leno. All four main candidates identify as Democrats, though the position is officially nonpartisan per the Constitution of California. Leno conceded the race to Breed on June 13.
Document 2: 2018 Connecticut gubernatorial election: As Connecticut does not have gubernatorial term limits, incumbent Democratic Governor Dannel Malloy is eligible to run for a third term, but has declined to do so. After the resignation of Kansas Governor Sam Brownback in January of 2018, Malloy became the most unpopular governor in the United States.. The general election will be between 2006 Democratic Senate nominee and businessman Ned Lamont, and Republican businessman Bob Stefanowski.
Document 3: Cotton production in the United States: Texas produces more cotton than any other state in the United States. With eight production regions around Texas, and only four geographic regions, it is the state's leading cash crop. Texas produces approximately 25% of the country's cotton crop on more than 6 million acres, the equivalent of over 9,000 square miles (23,000 km) of cotton fields. Texas Cotton Producers includes nine certified cotton grower organizations; it addresses national and statewide cotton grower issues, such as the national farm bill and environmental legislation.
Document 4: Corn production in the United States: Iowa, the largest producer of corn in the US, grows three times as much corn as Mexico. Iowa harvested 3,548 acres (1,436 ha) of sweet corn in 2007. In 2011, the state had 92,300 corn farms on 30,700,000 acres (12,400,000 ha), the average size being 333 acres (135 ha), and the average dollar value per acre being US $6,708. In the same year, there were 13.7 million harvested acres of corn for grain, producing 2.36 billion bushels, which yielded 172.0 bu / acre, with US $14.5 billion of corn value of production. Almost 1.88 billion bushels of corn were grown in the state in 2012 on 13.7 million acres of land, while the 2013 projections are 2.45 billion bushels of corn on 13.97 million acres of land.
Document 5: Cotton: Current estimates for world production are about 25 million tonnes or 110 million bales annually, accounting for 2.5% of the world's arable land. China is the world's largest producer of cotton, but most of this is used domestically. The United States has been the largest exporter for many years. In the United States, cotton is usually measured in bales, which measure approximately 0.48 cubic meters (17 cubic feet) and weigh 226.8 kilograms (500 pounds).
Document 6: 2018 Kansas gubernatorial election: On August 7, 2018, Kobach appeared headed for victory over incumbent Governor Jeff Colyer in the Republican gubernatorial primary by an initial margin of 191 votes. By August 9, 2018, his lead stood at 121 votes, but discrepancies in some counties needed resolution, and provisional and absentee ballots may not have been counted in some counties. Democratic Senator Laura Kelly easily won the Democratic nomination. Independent Greg Orman, who finished second in the 2014 U.S. Senate race against incumbent Republican Pat Roberts, is running for governor, again as an independent candidate.
Document 7: 2014 Texas gubernatorial election: The election took place between nominees who were selected on March 4, 2014: Republican State Attorney General Greg Abbott and Democratic State Senator Wendy Davis. Also on the ballot were Libertarian Party candidate Kathie Glass and Green Party candidate Brandon Parmer. Abbott was projected to carry the election, and ultimately won handily with a 20 percentage point advantage. Exit polls showed Abbott winning Whites (72% to 25%), while Davis received majorities among African Americans (92% to 7%) and Hispanics (55% to 44%).
Document 8: List of largest producing countries of agricultural commodities: Production (and consumption) of agricultural plant commodities has a diverse geographical distribution. Along with climate and corresponding types of vegetation, the economy of a nation also influences the level of agricultural production. Production of some products is highly concentrated in a few countries while other are widely produced. For instance, China, the leading producer of wheat and ramie in 2013, produces 96% of the world's ramie fiber but only 17% of the world's wheat. Products with more evenly distributed production see more frequent changes in ranking of the top producers.
Document 9: 2018 Oklahoma gubernatorial election: Oklahoma gubernatorial election, 2018 ← 2014 November 6, 2018 2022 → Nominee Kevin Stitt Drew Edmondson Chris Powell Party Republican Democratic Libertarian Incumbent Governor Mary Fallin Republican
Document 10: Rice production in the United States: Rice production is important to the economy of the United States. Of the country's row crop farms, rice farms are the most capital - intensive, and have the highest national land rental rate average. In the US, all rice acreage requires irrigation. In 2000 - 09 approximately 3.1 million acres in the US were under rice production, while an increase is expected in the next decade to approximately 3.3 million acres. US Rice represents rice producers in the six largest rice - producing states of Arkansas (The nations's number one rice producer.), California, Louisiana, Mississippi, Missouri, and Texas.
Document 11: Myanmar: The major agricultural product is rice, which covers about 60% of the country's total cultivated land area. Rice accounts for 97% of total food grain production by weight. Through collaboration with the International Rice Research Institute 52 modern rice varieties were released in the country between 1966 and 1997, helping increase national rice production to 14 million tons in 1987 and to 19 million tons in 1996. By 1988, modern varieties were planted on half of the country's ricelands, including 98 percent of the irrigated areas. In 2008 rice production was estimated at 50 million tons.
Document 12: 2018 Alaska gubernatorial election: The 2018 Alaska gubernatorial election will take place on November 6, 2018, to elect the Governor and Lieutenant Governor of Alaska. Incumbent Governor Bill Walker is running for re-election to a second term again as an Independent candidate. In the primaries for recognized political parties, candidates for Governor and Lieutenant Governor run separately. The winners of each respective primary for Governor and Lieutenant Governor then become a joint ticket in the general election for their political party.
Document 13: 2018 Georgia gubernatorial election: The 2018 Georgia gubernatorial election will take place on November 6, 2018, to elect the next Governor of the U.S. state of Georgia. Incumbent Republican Governor Nathan Deal is term - limited and thus can not seek reelection to a third consecutive term. The primary elections were held on May 22, 2018 and a primary runoff will be held on July 24, 2018 between Republican candidates Casey Cagle and Brian Kemp. The Democrats have nominated Stacey Abrams.
Document 14: 2018 Ohio gubernatorial election: Democratic primary results Party Candidate Votes% Democratic Richard Cordray 423,264 62.3 Democratic Dennis Kucinich 155,694 22.9 Democratic Joe Schiavoni 62,315 9.2 Democratic Bill O'Neill 22,196 3.3 Democratic Paul Ray 9,373 1.4 Democratic Larry Ealy 6,896 1.0 Total votes 679,738 100%
Document 15: Wheat production in the United States: The United States Department of Agriculture defines eight official classes of wheat: durum wheat, hard red spring wheat, hard red winter wheat, soft red winter wheat, hard white wheat, soft white wheat, unclassed wheat, and mixed wheat. Winter wheat accounts for 70 to 80 percent of total production in the U.S., with the largest amounts produced in Kansas (10.8 million tons) and North Dakota (9.8 million tons). The U.S. hard red spring wheat crop is exported to over 70 countries each year to the extent of 55%. Of the total wheat produced in the country, 50% is exported, valued at US $9 billion.
ground_truth: Laura Kelly
sub_queries: where is most wheat grown in the us Answer: Kansas
who are the democratic candidates running for governor in Kansas Answer: Laura Kelly