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Ernest Shackleton and three companions ( Frank Wild , Eric Marshall and Jameson Adams ) began their march on 29 October 1908 .
 person: Ernest Shackleton; person: Frank Wild; person: Eric Marshall; person: Jameson Adams
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:
 person: Ernest Shackleton; person: Frank Wild; person: Eric Marshall; person: Jameson Adams