Question: What is the capital of the northern state whose last gubernatorial elections that took place during an election year in 1964?

full_context: Document 1: United States gubernatorial elections, 1968: United States gubernatorial elections were held on 5 November 1968, in 21 states and one territory, concurrent with the House, Senate elections and presidential election. These were the last gubernatorial elections for Arizona, New Mexico, and Wisconsin to take place in a presidential election year, as all would extend their governor's terms from two to four years.
Document 2: United States gubernatorial elections, 1963: United States gubernatorial elections were held in November 1963, in three states. Kentucky, Louisiana and Mississippi hold their gubernatorial elections in odd numbered years, every 4 years, preceding the United States presidential election year.
Document 3: United States gubernatorial elections, 2016: United States gubernatorial elections were held on November 8, 2016 in 12 states and two territories. The last regular gubernatorial elections for nine of the 12 states took place in 2012. The last gubernatorial elections for New Hampshire, Oregon, and Vermont took place in 2014, as Oregon held a special election due to the resignation of governor John Kitzhaber, while the governors of New Hampshire and Vermont both serve two-year terms. The 2016 gubernatorial elections took place concurrently with several other federal, state, and local elections, including the presidential election, Senate, and House elections.
Document 4: United States gubernatorial elections, 2020: United States gubernatorial elections will be held on November 3, 2020 in 11 states and two territories. In addition, special elections may take place (depending on state law) if other gubernatorial seats are vacated. The last regular gubernatorial elections for nine of the eleven states took place in 2016. The last gubernatorial elections for New Hampshire and Vermont will have taken place in 2018, as the governors of both states serve two-year terms. All state governors will be eligible for re-election, save for Steve Bullock of Montana, although other governors may choose to retire. The 2020 gubernatorial elections will take place concurrently with several other federal, state, and local elections, including the presidential election.
Document 5: United States gubernatorial elections, 1964: United States gubernatorial elections were held 3 November 1964, concurrently with the presidential election. Elections were held in 25 states and 1 territory. This was the last gubernatorial elections for Florida, Massachusetts, Michigan, and Nebraska to take place in a presidential election year. Florida switched its governor election years to midterm years, while the other three expanded their terms from two to four years, this election also coincided with the Senate and the House elections.
Document 6: Maine: Maine ( ) is the northernmost state in the New England region of the northeastern United States. Maine is the 39th most extensive and the 41st most populous of the U.S. states and territories. It is bordered by New Hampshire to the west, the Atlantic Ocean to the southeast, and the Canadian provinces of New Brunswick and Quebec to the northeast and northwest respectively. Maine is the easternmost state in the contiguous United States, and the northernmost east of the Great Lakes. It is known for its jagged, rocky coastline; low, rolling mountains; heavily forested interior, and picturesque waterways; and also its seafood cuisine, especially clams and lobster. There is a humid continental climate throughout the state, even in coastal areas such as its most populous city of Portland. The capital is Augusta.
Document 7: Blackstone River and Canal Heritage State Park: The Blackstone River and Canal Heritage State Park is a part of the state park system of the Commonwealth of Massachusetts, managed by the Massachusetts Department of Conservation and Recreation (DCR). This 1000 acre park "recalls the role of canals in transporting raw materials and manufactured goods between emerging industrial centers." The Blackstone River and Canal Heritage State Park at Uxbridge, Massachusetts, is the midpoint of the Blackstone River Valley National Heritage Corridor of the National Park System. The Blackstone River and Valley is where the industrial revolution was born in America. The southern entrance to this state park is the site of the historic Stanley Woolen Mill, currently being redeveloped for commercial and tourism. The Native American Nipmuc name for the village here was "Wacentug", translated as "bend in the river".
Document 8: United States gubernatorial elections, 2018: United States gubernatorial elections will be held on November 6, 2018, in 36 states and three territories. In addition, special elections may take place if other gubernatorial seats are vacated. These elections form part of the 2018 United States elections. The last regular gubernatorial elections for all but three of the states took place in 2014. Governors in New Hampshire and Vermont serve two year terms, meaning that their most recent gubernatorial elections took place in 2016. Oregon, meanwhile, held a special election in 2016 to fill the unexpired term of John Kitzhaber following his resignation in February 2015; that election was won by the Democratic incumbent Kate Brown, who will serve the final 2 years of the term.
Document 9: Lynn, Massachusetts: Lynn is the 9th largest municipality in Massachusetts and the largest city in Essex County. Situated on the Atlantic Ocean, approximately 10 mi north of downtown Boston, Lynn is part of Greater Boston's urban inner core. An early colonial settlement and industrial center, Lynn was long colloquially referred to as the "City of Sin," owing to its historic reputation for crime and vice. Today, however, the city is known for its large international population, historic architecture, downtown cultural district, loft-style apartments, and public parks and open spaces, which include the oceanfront Lynn Shore Reservation; the 2,200-acre, Frederick Law Olmsted-designed Lynn Woods Reservation; and the High Rock Tower Reservation. The city also is home to the southernmost portion of the Essex Coastal Scenic Byway, Lynn Heritage State Park, and the National Register-listed Diamond Historic District.
Document 10: Greater Boston: Greater Boston is the metropolitan region of New England encompassing the municipality of Boston, the capital of the US state of Massachusetts, and the most populous city in New England, as well as its surrounding areas. The region forms the northern arc of the US northeast megalopolis and as such, Greater Boston can be described as either a metropolitan statistical area (MSA), or as a broader combined statistical area (CSA). The MSA consists of most of the eastern third of Massachusetts, excluding the South Coast region and Cape Cod; while the CSA additionally includes the municipalities of Manchester (the largest city in the US state of New Hampshire), Providence (the capital and largest city of the US state of Rhode Island), Worcester, Massachusetts (the second largest city in New England), as well as the South Coast region and Cape Cod in Massachusetts.
Document 11: Charlestown, Boston: Charlestown is the oldest neighborhood in Boston, Massachusetts, United States. Originally called Mishawum by the Massachusett, it is located on a peninsula north of the Charles River, across from downtown Boston, and also adjoins the Mystic River and Boston Harbor. Charlestown was laid out in 1629 by engineer Thomas Graves, one of its early settlers, in the reign of Charles I of England. It was originally a separate town and the first capital of the Massachusetts Bay Colony.
Document 12: Manchester, New Hampshire: Manchester is the largest city in the U.S. state of New Hampshire, the eleventh largest city in New England, and as of 2016 the largest city in northern New England, an area comprising the states of Maine, New Hampshire, and Vermont. As of the 2010 census, the city had a population of 109,565, and its estimated 2016 population was 110,506. It is located in Hillsborough County along the banks of the Merrimack River, which divides the city into eastern and western sections. Manchester is near the northern end of the Northeast megalopolis. It was first named by the merchant and inventor Samuel Blodget (after whom Samuel Blodget Park and Blodget Street in Manchester's North End are named). Blodget's vision was to create a great industrial center similar to that of the original Manchester in England, which was the world's first industrialized city.
Document 13: Massachusetts: Massachusetts ( or ), officially the Commonwealth of Massachusetts, is the most populous state in the New England region of the northeastern United States. It is bordered by the Atlantic Ocean to the east, the states of Connecticut and Rhode Island to the south, New Hampshire and Vermont to the north, and New York to the west. The state is named for the Massachusett tribe, which once inhabited the area. The capital of Massachusetts and the most populous city in New England is Boston. Over 80% of Massachusetts's population lives in the Greater Boston metropolitan area, a region influential upon American history, academia, and industry. Originally dependent on agriculture, fishing and trade, Massachusetts was transformed into a manufacturing center during the Industrial Revolution. During the 20th century, Massachusetts's economy shifted from manufacturing to services. Modern Massachusetts is a global leader in biotechnology, engineering, higher education, finance, and maritime trade.
Document 14: Climate of Massachusetts: a humid continental climate, with warm summers and cold, snowy winters. Massachusetts is a state located in the New England region of the northeastern United States. Most of its population of 6.4 million live in the Boston metropolitan area. The eastern half of this relatively small state is mostly urban and suburban. Massachusetts is the most populous of the six New England states and ranks third in overall population density and fourth by GDP per capita. Massachusetts receives about 50 inches (1016 mm) of rain annually, fairly evenly distributed throughout the year, slightly wetter during the winter. Summers are warm with average high temperatures in July above 80 °F (26.7 °C) and overnight lows above 60 °F (15.5 °C) common throughout the state. Winters are cold, but generally less extreme on the coast with high temperatures in the winter averaging above freezing even in January, although areas further inland are much colder. The state does have extreme temperatures from time to time with 90 °F (32.2 °C) in the summer and temperatures below 0 °F (-17.8 °C) in the winter not being unusual.
Document 15: United States gubernatorial elections, 2010: United States gubernatorial elections were held on November 2, 2010 in 37 states (with a special election in Utah) and two territories. As in most midterm elections, the party controlling the White House lost ground. Democrats did take five governorships from the Republicans and Republicans took 11 governorships from the Democrats. An independent won one governorship previously held by a Republican. A Republican won one governorship previously held by an independent. Republicans held a majority of governorships for the first time since before the 2006 elections. One state, Louisiana, had no election for governor, but did feature a special election for lieutenant governor.
ground_truth: Boston