Question: Dean, in the same country as Dartmouth Commons, shares a border with what county?

full_context: Document 1: Boston: Boston Common, located near the Financial District and Beacon Hill, is the oldest public park in the United States. Along with the adjacent Boston Public Garden, it is part of the Emerald Necklace, a string of parks designed by Frederick Law Olmsted to encircle the city. The Emerald Necklace includes Jamaica Pond, Boston's largest body of freshwater, and Franklin Park, the city's largest park and home of the Franklin Park Zoo. Another major park is the Esplanade, located along the banks of the Charles River. The Hatch Shell, an outdoor concert venue, is located adjacent to the Charles River Esplanade. Other parks are scattered throughout the city, with the major parks and beaches located near Castle Island; in Charlestown; and along the Dorchester, South Boston, and East Boston shorelines.
Document 2: Woodville, Nova Scotia: Woodville is a community in Kings County of about 200 people located in the Annapolis Valley of Nova Scotia. The community is situated north of Cambridge and Waterville at the foot of the North Mountain. Centred along Route 221, Woodville has a volunteer fire department, a Baptist church, two auto body shops, a home run automotive mechanic business, and many family-run farms. It is administratively part of the village of Cornwallis Square. A community centre is located in the former school, built in 1942. The former Wesley Knox United Church, built in 1921, was sold in 2006 is now a residence and artist's workshop.
Document 3: Dartmouth Commons: The Dartmouth Commons is an approximately area of land set aside by the government in the late 18th century for the settlers common use in Dartmouth Nova Scotia, Canada. Much of it is maintained by the Halifax Regional Municipality. Today the most prominent area is called Leighton Dillman Park, which is named after a voluntary keeper of the garden.
Document 4: Great Village: Great Village is a rural community of approximately 500 people located along Trunk 2 and the north shore of Cobequid Bay in Colchester County, Nova Scotia. It is considered locally to incorporate the areas of Highland Village to the west and Scrabble Hill to the north northwest.
Document 5: Rural Municipality of Cornwallis: Cornwallis is a rural municipality located in the Canadian province of Manitoba. It surrounds the east, south and west sides of Brandon, Manitoba. Most of the land comprising the municipality is farmland, but it contains a few settlements. One of the larger settlements, Sprucewoods, sits at the north gate of Canadian Forces Base Shilo and contains a large group of the municipal population. In the past, there has been friction between the community and the farming base that make up much of Cornwallis.
Document 6: Southampton: Southampton is divided into council wards, suburbs, constituencies, ecclesiastical parishes, and other less formal areas. It has a number of parks and green spaces, the largest being the 148 hectare Southampton Common, parts of which are used to host the annual summer festivals, circuses and fun fairs. The Common includes Hawthorns Urban Wildlife Centre on the former site of Southampton Zoo, a paddling pool and several lakes and ponds.
Document 7: Dartmouth—Cole Harbour: Dartmouth—Cole Harbour (formerly Dartmouth and Dartmouth—Halifax East) is a federal electoral district in Nova Scotia, Canada, that has been represented in the House of Commons of Canada since 2004.
Document 8: Woodlawn, Nova Scotia: Woodlawn is an area of eastern Dartmouth, Nova Scotia in the Halifax Regional Municipality, Nova Scotia that is mainly residential and retail. It is situated within an area with Highway 111 on the west, Portland Street (Route 207) on the east and Main Street (Trunk 7) on the North side. The first three digits of the postal code are B2W.
Document 9: Deadman's Island (Nova Scotia): Deadman's Island is a small peninsula containing a cemetery and park located in the Northwest Arm of Halifax Harbour in Nova Scotia, Canada. The area was first used as a training grounds for the British military, and later became a burial ground for dead prisoners of war from nearby Melville Island. In the early 1900s the site became an amusement park before being annexed to the city of Halifax in the 1960s. Though development projects were considered for the site, these plans met with popular protest, and instead Deadman's Island became a heritage park, Deadman's Island Park.
Document 10: Upper Lakeville: Upper Lakeville is a small cottage community on the Eastern Shore of the Halifax Regional Municipality, in the Musquodoboit/Sheet Harbour region of the Marine Drive, in Nova Scotia. Upper Lakeville road is located on the junction of Trunk 7, 55.3 km from Dartmouth, and 58.9 km from Halifax.
Document 11: Plymouth: On the northern outskirts of the city, Crownhill Fort is a well restored example of a "Palmerston's Folly". It is owned by the Landmark Trust and is open to the public.
Document 12: Southampton Common: Southampton Common is a large open space to the north of the city centre of Southampton, England. It is bounded by the districts of Shirley, Bassett, Highfield and Portswood. The area supports a large variety of wildlife, including the largest recorded population of the internationally rare great crested newt. It is designated a Site of Special Scientific Interest. The Common is used for a wide variety of community events, Flower Festival, Race for life Cancer Research UK and formerly 'Power in the Park' hosted by Power FM.
Document 13: Halifax County, Nova Scotia: Halifax County is a county in the Canadian province of Nova Scotia. The Municipality of the County of Halifax was the municipal government of Halifax County, apart from the separately incorporated towns and cities therein. The Municipality was dissolved in 1996, together with those town and city governments, in their amalgamation into Halifax Regional Municipality.
Document 14: Sherbrooke, Nova Scotia: Sherbrooke is a rural community on the Eastern Shore of Nova Scotia, Canada, in Guysborough County. It is located along the St. Mary's River, a major river in Nova Scotia. The community is named for Sir John Coape Sherbrooke, a colonial era Lieutenant Governor of Nova Scotia. Gold was discovered in the area in 1861 and Sherbrooke entered a gold rush in the which lasted two decades. The economy of the community today revolves around fishing, tourism and lumber. The community is the site of an open-air museum called "Sherbrooke Village" which depicts life in the later 1800s in the wake of the gold rush era.
Document 15: Dean, Nova Scotia: Dean is a small farming & forestry community in the North Branch Musquodoboit in the Musquodoboit Valley along the Halifax Regional Municipality/Colchester County county line, in the Canadian province of Nova Scotia, along Route 336. Other communities in the North Branch include Elmsvale, Greenwood, Upper Musquodoboit, and Moose River Gold Mines, among others.
ground_truth: Colchester County
sub_queries: Dartmouth Commons >> located in the administrative territorial entity Answer: Nova Scotia
Dean, Nova Scotia >> shares border with Answer: Colchester County