Question: who are the democratic candidates running for governor in the state that contains the geographic center of north America?

full_context: Document 1: Circle of latitude: 40 ° N In the USA, the border between Nebraska and Kansas. The parallel was originally chosen for the Mason -- Dixon line, but the line was moved several miles south to avoid bisecting the city of Philadelphia.
Document 2: 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 3: 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 4: 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 5: Geography of Missouri: Missouri river from its mouth at St. Louis to Columbia. This also corresponds to the southernmost extent of glaciation during the Pre-Illinoian Stage which destroyed the remnant plateau to the north but left the ancient landforms to the south unaltered. The Ozark boundary runs southwestward from there towards Joplin at the southeast corner of Kansas. The boundary between the Ozark and lowland regions runs southwest from Cape Girardeau on the Mississippi River to the Arkansas border just southwest of Poplar Bluff. Missouri borders eight other US States, more than any other state except Tennessee, which also borders eight states.
Document 6: Geographic center of the United States: Its position as located in a 1918 survey is located at 39 ° 50 ′ N 98 ° 35 ′ W ﻿ / ﻿ 39.833 ° N 98.583 ° W ﻿ / 39.833; - 98.583 ﻿ (Geographic Center of the Contiguous United States), about 2.6 miles (4.2 km) northwest of the center of Lebanon, Kansas, approximately 12 miles (19 km) south of the Kansas - Nebraska border.
Document 7: Midwestern United States: The Midwestern United States, also referred to as the American Midwest, Middle West, or simply the Midwest, is one of four geographic regions defined by the United States Census Bureau. It occupies the northern central part of the United States of America. It was officially named the North Central region by the Census Bureau until 1984. It is located between the Northeastern U.S. and the Western U.S., with Canada to its north and the Southern U.S. to its south.
Document 8: North Dakota: North Dakota is in the U.S. region known as the Great Plains. The state shares the Red River of the North with Minnesota to the east. South Dakota is to the south, Montana is to the west, and the Canadian provinces of Saskatchewan and Manitoba are to the north. North Dakota is situated near the middle of North America with a stone marker in Rugby, North Dakota marking the ``Geographic Center of the North American Continent ''. With an area of 70,762 square miles (183,273 km), North Dakota is the 19th largest state.
Document 9: 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 10: Geography of the United States: The five Great Lakes are located in the north-central portion of the country, four of them forming part of the border with Canada, only Lake Michigan situated entirely within United States. The southeast United States contain subtropical forests and, near the gulf coast, mangrove wetlands, especially in Florida. West of the Appalachians lies the Mississippi River basin and two large eastern tributaries, the Ohio River and the Tennessee River. The Ohio and Tennessee Valleys and the Midwest consist largely of rolling hills and productive farmland, stretching south to the Gulf Coast.
Document 11: 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 12: Geographic center of the United States: Its position as located in a 1918 survey is located at 39 ° 50 ′ N 98 ° 35 ′ W ﻿ / ﻿ 39.833 ° N 98.583 ° W ﻿ / 39.833; - 98.583 ﻿ (Geographic Center of the Contiguous United States), in Kansas about 2.6 miles (4.2 km) northwest of the center of Lebanon, approximately 12 miles (19 km) south of the Kansas - Nebraska border.
Document 13: Southern California: "Southern California" is not a formal geographic designation, and definitions of what constitutes southern California vary. Geographically, California's north-south midway point lies at exactly 37° 9' 58.23" latitude, around 11 miles (18 km) south of San Jose; however, this does not coincide with popular use of the term. When the state is divided into two areas (northern and southern California), the term "southern California" usually refers to the ten southern-most counties of the state. This definition coincides neatly with the county lines at 35° 47′ 28″ north latitude, which form the northern borders of San Luis Obispo, Kern, and San Bernardino counties. Another definition for southern California uses Point Conception and the Tehachapi Mountains as the northern boundary.
Document 14: 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 15: 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%
ground_truth: Laura Kelly
sub_queries: what state contains the geographic center of north america Answer: Kansas
who are the democratic candidates running for governor in Kansas Answer: Laura Kelly