Assertion: mantle's temperature | /r/HasProperty | measured at the soviet vostok station
Facets:
value: on the antarctic plateau
type: LOCATION
Source sentences:
text: Meanwhile, the coldest temperature ever recorded on Earth was measured at the Soviet Vostok Station on the Antarctic Plateau – which reached an historic low of -89.2°C (-129°F) on July 21st, 1983.