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Mountaineering Eric Newby and Hugh Carless " almost climbed " Mir Samir in 1956 , as described in Newby 's book A Short Walk in the Hindu Kush , though in mountaineering terms their reconnaissance of the Central Hindu Kush was a " negligible effort " .
 organization: Mountaineering Eric Newby; person: Hugh Carless; person: Newby
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: Mountaineering Eric Newby, Hugh Carless, Newby 
Answer:
 organization: Mountaineering Eric Newby; person: Hugh Carless; person: Newby