<Tr> <Td> Abkhazia </Td> <Td> Sukhumi </Td> <Td> 5 </Td> <Td> 16 </Td> </Tr> <Tr> <Td> Donetsk People's Republic </Td> <Td> Donetsk </Td> <Td> 169 </Td> <Td> 554 </Td> </Tr> <Tr> <Td> Luhansk People's Republic </Td> <Td> Luhansk </Td> <Td> 105 </Td> <Td> 344 </Td> </Tr> <Tr> <Td> Transnistria </Td> <Td> Tiraspol </Td> <Td> 26 </Td> <Td> 84 </Td> </Tr>

What south american city is the world's highest elevated national capital