54699
Following the restoration of independence from the Soviet Union , Russia was one of the first nations to re-recognize Estonia 's independence ( the first country to do so was Iceland on 22 August 1991 ) .
 location: Soviet Union; location: Russia; location: Estonia; location: Iceland
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Soviet Union, Russia, Estonia, Iceland 
Answer:
 location: Soviet Union; location: Russia; location: Estonia; location: Iceland