76481
It was used to train United States astronaut s for post - splashdown ocean recovery operations and water egress from their command modules during the Gemini and Apollo programs from 1963 into the early 1970s .
 location: United States
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: United States 
Answer:
 location: United States