Matches in DBpedia 2016-04 for { ?s ?p "This is a list of sets of at least four countries that border one another. In the typical case, three countries that border one another form a ring around a landlocked fourth. Examples of states in the centers of such configurations include Burundi, Luxembourg, Malawi and Paraguay.No more than four contiguous countries can share borders since the complete graph K5 is not planar. On the other hand, non-contiguous countries that have exclaves (sometimes in the form of dependent territories) may form sets of five or more. Also, when regarding point borders as borders (e.g. Utah, Arizona, New Mexico and Colorado at the Four Corners in the U.S.), theoretically any number of regions may meet at one point and all may be considered as bordering one another.As of the 2006 breakup of the State Union of Serbia and Montenegro, there are at least twelve four-country sets in the world in which each country shares a boundary (land or fresh water) with the others (thirteen when including states with limited recognition)."@en }
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- List_of_sets_of_four_countries_that_border_one_another abstract "This is a list of sets of at least four countries that border one another. In the typical case, three countries that border one another form a ring around a landlocked fourth. Examples of states in the centers of such configurations include Burundi, Luxembourg, Malawi and Paraguay.No more than four contiguous countries can share borders since the complete graph K5 is not planar. On the other hand, non-contiguous countries that have exclaves (sometimes in the form of dependent territories) may form sets of five or more. Also, when regarding point borders as borders (e.g. Utah, Arizona, New Mexico and Colorado at the Four Corners in the U.S.), theoretically any number of regions may meet at one point and all may be considered as bordering one another.As of the 2006 breakup of the State Union of Serbia and Montenegro, there are at least twelve four-country sets in the world in which each country shares a boundary (land or fresh water) with the others (thirteen when including states with limited recognition).".
- Q6638186 abstract "This is a list of sets of at least four countries that border one another. In the typical case, three countries that border one another form a ring around a landlocked fourth. Examples of states in the centers of such configurations include Burundi, Luxembourg, Malawi and Paraguay.No more than four contiguous countries can share borders since the complete graph K5 is not planar. On the other hand, non-contiguous countries that have exclaves (sometimes in the form of dependent territories) may form sets of five or more. Also, when regarding point borders as borders (e.g. Utah, Arizona, New Mexico and Colorado at the Four Corners in the U.S.), theoretically any number of regions may meet at one point and all may be considered as bordering one another.As of the 2006 breakup of the State Union of Serbia and Montenegro, there are at least twelve four-country sets in the world in which each country shares a boundary (land or fresh water) with the others (thirteen when including states with limited recognition).".