Question: The Letseng diamond mine, found in the landlocked Southern African kingdom of which country, a landlocked state or landlocked country is a sovereign state entirely enclosed by land, or whose only coastlines lie on closed seas?
Sentence (from "Murowa diamond mine"): The Murowa diamond mine is a diamond mine located in Mazvihwa, south central Zimbabwe, about 40 kilometres from the asbestos mining town of Zvishavane in the Midlands province.
Relevant evidence: No