317066
It was first sighted from a distance of from the USS Glacier on February 5 , 1962 , and was named for Chief Warrant Officer S.L. Dean , U.S. Navy , Electrical Officer on the Glacier at the time of discovery .
 None
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:  
Answer:
 None