Information:  - A municipality is usually a single urban administrative division having corporate status and powers of self-government or jurisdiction as granted by national and state laws, to which it is subordinate. It is to be distinguished from the county, which may encompass rural territory and/or numerous small communities such as towns, villages and hamlets. The term "municipality" may also mean the governing or ruling body of a given municipality. A municipality is a general-purpose administrative subdivision, as opposed to a special-purpose district. The term is derived from French "municipalité" and Latin "municipalis".  - The Slovak Ore Mountains are an extensive mountainous region of Slovakia's Spiš and Gemer region, and in small part in northern Hungary, within the Carpathians. It is the largest mountain range in Slovakia. In the geomorphological system, the Slovak Ore Mountains belong to the Inner Western Carpathians.  - Brezno District ("okres Brezno") is a district in the Banská Bystrica Region of central Slovakia. It was first established in 1923 and in its present borders exists from 1996.  - Slovakia, officially the Slovak Republic, is a landlocked country in Central Europe. It is bordered by the Czech Republic and Austria to the west, Poland to the north, Ukraine to the east and Hungary to the south. Slovakia's territory spans about and is mostly mountainous. The population is over 5 million and comprises mostly ethnic Slovaks. The capital and largest city is Bratislava. The official language is Slovak, a member of the Slavic language family.  - Sihla is a village and municipality in Brezno District, in the Banská Bystrica Region of central Slovakia.  - Sihlianska platea is a plateau in the Vepor Mountains . It is named after the municipality of Sihla .  - The Banská Bystrica Region is one of the Slovak regions in the country of Slovakia in Europe. It is the largest of all Slovak regions by area. It was established in 1923; its borders were last adjusted in 1996. Banská Bystrica region consists of 514 municipalities, 24 of which have the status of town. Administrative center is its seat Banská Bystrica, the largest town of the district. Other important towns are Zvolen and Brezno.  - The Vepor Mountains are a mountain range in Slovakia. It is a subdivision of the Slovak Ore Mountains in Slovakia's Spiš region.    Given the information, choose the subject and object entities that have the relation of 'instance of'.
Answer:
sihlianska plateau , mountain range