Please answer the following question: Information:  - South Dakota is a state located in the Midwestern region of the United States. It is named after the Lakota and Dakota Sioux Native American tribes, who compose a significant portion of the population and historically dominated the entire territory. South Dakota is the 17th most expansive, but the 5th least populous and the 5th least densely populated of the 50 United States. Once the southern portion of the Dakota Territory, South Dakota became a state on November 2, 1889, simultaneously with North Dakota. Pierre is the state capital and Sioux Falls, with a population of about 171,000, is South Dakota's largest city.  - The Great Plains is the broad expanse of flat land (a plain), much of it covered in prairie, steppe and grassland, that lies west of the Mississippi River tallgrass prairie states and east of the Rocky Mountains in the United States and Canada. This area covers parts, but not all, of the states of Colorado, Kansas, Montana, Nebraska, New Mexico, North Dakota, Oklahoma, South Dakota, Texas, and Wyoming, Minnesota, Iowa and the Canadian provinces of Alberta, Manitoba and Saskatchewan. The region is known for supporting extensive cattle ranching and dry farming.  - The Midwestern United States, also referred to as the American Midwest or simply the Midwest, is one of the four geographic regions defined by the United States Census Bureau, occupying the northern central part of the United States of America. It was officially named the North Central region by the Census Bureau until 1984.  - The Missouri River is the longest river in North America. Rising in the Rocky Mountains of western Montana, the Missouri flows east and south for before entering the Mississippi River north of St. Louis, Missouri. The river takes drainage from a sparsely populated, semi-arid watershed of more than half a million square miles (1,300,000 km), which includes parts of ten U.S. states and two Canadian provinces. When combined with the lower Mississippi River, it forms the world's fourth longest river system.  - John Peter "Pete" Ricketts (born August 19, 1964) is the 40th and current Governor of the U.S. state of Nebraska, and the former chief operating officer of Ameritrade. He was the Republican nominee for the 2006 U.S. Senate race in Nebraska, which he lost to incumbent Ben Nelson. He ran for governor of Nebraska in the 2014 election, this time defeating the Democratic Party's nominee, Chuck Hassebrook. He was inaugurated as governor on January 8, 2015.  - Earl Benjamin "Ben" Nelson (born May 17, 1941) is an American politician and member of the Democratic Party who served as the 37th Governor of Nebraska from 1991 to 1999, and as a United States Senator from Nebraska from 2001 to 2013.  - A Chief Operating Officer (COO), also called the chief operations officer, is a position that can be one of the highest-ranking executive positions in an organization, comprising part of the "C-Suite". The COO is responsible for the daily operation of the company, and routinely reports to the highest ranking executive, usually the chief executive officer (CEO). The COO is usually the second in command at the firm, especially if the highest ranking executive is the Chairman and CEO.  - The governor of Nebraska holds the `` supreme executive power '' of the state of Nebraska as provided by the fourth article of the Nebraska Constitution . The current governor is Pete Ricketts , a Republican , who assumed office on January 8 , 2015 . The current Lieutenant Governor is Mike Foley , who assumed office on January 8 , 2015 . Governors of Nebraska must be at least 30 years old and have been citizens and residents of the state for five years before being elected . Before 1966 , the governor was elected to a two - year term . The state constitution was amended in a 1962 referendum so that beginning with the 1966 election , the governor would be elected to a four - year term ; in 1966 , this was further amended to place a term limit of two consecutive terms . The lieutenant governor is subject to the same limitations and runs on a combined ticket with the governor . Governors are limited to two consecutive terms but there is no limit on the total number of terms one may serve . If the governor becomes incapacitated or is out of the state , the Lieutenant Governor acts as Governor ; if there is a vacancy or permanent incapacitation , the Lieutenant Governor becomes Governor . However , if both offices become vacant , the next person in the line of succession is the Speaker of the Nebraska Legislature .  - Missouri (see pronunciations) is a state in the Midwestern region of the United States, achieving statehood in 1821. With over six million residents, it is the eighteenth most populous state and host to the mean center of United States population. The largest urban areas are St. Louis, Kansas City, Springfield, and Columbia. The capitol is in Jefferson City on the Missouri River. The state is the twenty-first most extensive by area and is geographically diverse. The Northern Plains were once covered by glaciers, then tallgrass prairie, and now the deep soils yield great agricultural productivity. In the South are the Ozarks, a forested highland, providing timber, minerals, and recreation. The Mississippi River forms the eastern border of the state, eventually flowing into the swampy Missouri Bootheel.  - Nebraska is a state that lies in both the Great Plains and the Midwestern United States. The state is bordered by South Dakota to the north, Iowa to the east and Missouri to the southeast, both across the Missouri River, Kansas to the south, Colorado to the southwest and Wyoming to the west. Its area is just over 77,220 sq mi (200,000 km) with almost 1.9 million people. Its state capital is Lincoln. Its largest city is Omaha, which is on the Missouri River.  - Kansas is a U.S. state located in the Midwestern United States. Its capital is Topeka and its largest city is Wichita. Kansas is named after the Kansa Native American tribe, which inhabited the area. The tribe's name (natively "") is often said to mean "people of the wind" or "people of the south wind", although this was probably not the term's original meaning. For thousands of years, what is now Kansas was home to numerous and diverse Native American tribes. Tribes in the eastern part of the state generally lived in villages along the river valleys. Tribes in the western part of the state were semi-nomadic and hunted large herds of bison.  - Colorado is a state in the United States encompassing most of the Southern Rocky Mountains as well as the northeastern portion of the Colorado Plateau and the western edge of the Great Plains. Colorado is part of the Western United States, the Southwestern United States, and the Mountain States. Colorado is the 8th most extensive and the 22nd most populous of the 50 United States. The United States Census Bureau estimates that the population of Colorado was 5,456,574 on July 1, 2015, an increase of 8.50% since the 2010 United States Census.  - Wyoming is a state in the mountain region of the western United States. The state is the tenth largest by area, the least populous and the second least densely populated state in the country. Wyoming is bordered on the north by Montana, on the east by South Dakota and Nebraska, on the south by Colorado, on the southwest by Utah, and on the west by Idaho. Cheyenne is the capital and the most populous city in Wyoming, with a population estimate of 63,335 in 2015. The state population was estimated at 586,107 in 2015, which is less than the population of 31 of the largest U.S. cities.    What is the relationship between 'governor of nebraska' and 'position'?
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