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The " Pushkin " is modified during the escape to McMurdo Station by jettisoning its nuclear missiles into the ocean , so they can use the freed space in the silos for living space and a nursery .
 location: McMurdo Station
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: McMurdo Station