Question: Which city that N2 runs through is a capital?

Context paragraphs:
Nkwanta: Nkwanta is a small town and is the capital of Nkwanta South district, a district in the Volta Region of Ghana.

Kacheguda - Akola Intercity Express: The Akola - Kacheguda Intercity Express is an Express train of South Central Railway Zone, which runs between the cities of Akola, the major Industrial & agricultural city of Maharashtra and Hyderabad, the capital city of Telangana, India.  The train primarily runs on Secunderabad-Manmad section.

N2 road (Ghana): The N2 or National Highway 2 is a national highway in Ghana that begins at the Tema Motorway roundabout in Tema and runs through Hohoe, Nkwanta, Yendi, and Bawku to the border with Burkina Faso at Kulungugu.  It is the main north-south highway in the eastern ccorridor of the country, with a total distance of 640 kilometers (397.68 miles).  The route runs through the Greater Accra, Eastern, Volta, Northern and Upper East regions of Ghana.

Thiès: Thiès (pronounced "chess" in Noon language, ] ) is the third largest city in Senegal with a population officially estimated at 320,000 in 2005.  It lies 72 km east of Dakar on the N2 road and at the junction of railway lines to Dakar, Bamako and St-Louis.  It is the capital of Thiès Region and is a major industrial city.

Beijing Airport Bus: The Beijing Airport Shuttle Bus (北京首都机场巴士) is an express public bus service mainly between the Beijing Capital International Airport (Capital Airport) and points within the city of Beijing and the surrounding region.  As of March 2013, there were eleven airport shuttle bus routes from the Capital Airport and the city proper, and six routes to Tianjin and Hebei Province.  In addition, the Beijing Airport Shuttle Bus also runs one route from Xidan in the city to the Beijing Nanyuan Airport.  One way fare on routes to the city is ¥16 (¥24 to Beijing South Station as of April 2015) and varies from ¥40 to ¥140 on routes to Tianjin and cities in Hebei.

Interstate 80 in Wyoming: Interstate 80 (I-80) is a part of the Interstate Highway System that runs from San Francisco to Teaneck, New Jersey.  In Wyoming, the Interstate Highway runs 402.780 mi from the Utah state line near Evanston east to the Nebraska state line in Pine Bluffs.  I-80 connects Cheyenne, Wyoming's capital and largest city, with several smaller cities along the southern tier of Wyoming, including Evanston, Green River, Rock Springs, Rawlins, and Laramie.  The highway also connects those cities with Salt Lake City to the west and Omaha to the east.  In Cheyenne, I-80 intersects I-25 and has Wyoming's only auxiliary Interstate, I-180.  The Interstate runs concurrently with U.S. Route 30 (US 30) for most of their courses in Wyoming.  I-80 also has shorter concurrencies with US 189 near Evanston, US 191 near Rock Springs, and US 287 and Wyoming Highway 789 (WYO 789) near Rawlins.  The Interstate has business loops through all six cities along its course as well as a loop serving Fort Bridger and Lyman east of Evanston.

Interstate 25 in Wyoming: Interstate 25 (I-25) is a part of the Interstate Highway System that runs from Las Cruces, New Mexico, to Buffalo, Wyoming.  In Wyoming, the Interstate Highway runs 300.530 mi from the Colorado state line near Cheyenne north to its national terminus at I-90 near Buffalo.  I-25 connects Wyoming's largest city and capital, Cheyenne, with its second largest city, Casper, and the smaller communities of Wheatland, Douglas, and Buffalo.  The highway also connects those cities with Denver and Billings via I-90.  I-25 runs concurrently with U.S. Route 87 (US 87) for almost its entire course in Wyoming.  The highway also has extensive concurrencies with US 20 and US 26 along its east–west segment through the North Platte River valley.  The Interstate has business loops through Cheyenne, Chugwater, Wheatland, Douglas, Glenrock, Casper, and Buffalo.

Minnesota State Fair: The Minnesota State Fair is the state fair of the U.S. state of Minnesota.  Its slogan is "The Great Minnesota Get-Together."  It is the largest state fair in the United States by average daily attendance.  It is also the second-largest state fair in the United States by total attendance, trailing only the State Fair of Texas, which generally runs twice as long as the Minnesota State Fair.  The state fairgrounds, adjoining the Saint Paul campus of the University of Minnesota, are in Falcon Heights, Minnesota, midway between the state's capital city of St. Paul and its largest city, Minneapolis, near the Como Park and Saint Anthony Park neighborhoods of Saint Paul.  Residents of the state and region come to the fair to be entertained, exhibit their best livestock, show off their abilities in a variety of fields including art and cooking, learn about new products and services, and enjoy many different types of food—often on a stick.  The fair runs for twelve days from late August into early September, ending on Labor Day.  The Minnesota State Fair was named the best state fair in the United States in 2015 by readers of USA Today.

Indore–Dehradun Express: The Indore–Dehradun Express is a bi-weekly train service, which runs between Indore Junction railway station of Indore, the largest city and commercial capital of Madhya Pradesh and Dehradun, the capital city of Uttarakhand in India.  The name "Ujjaini Express" refers to the ancient Hindu mythological city named Ujjaini near Indore.

Alberta Highway 628: Alberta Provincial Highway No. 628 is a highway in the province of Alberta, Canada.  It runs west–east through the Edmonton Capital Region in two sections.  The first 19 km section runs from the town of Stony Plain to the Edmonton city limits at 231 Street (Range Road 261).  The second 6 km section runs from Highway 216 (Anthony Henday Drive) to Highway 21 just south of Sherwood Park, here it is also known as a Whitemud Extension.  It continues further past Half Moon Lake to Wye Road (Highway 630) near North Cooking Lake.

Supporting paragraphs: N2 road (Ghana) Nkwanta
Answer: Nkwanta