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Resembling the modern bison species , especially the American wood bison ( " Bison bison athabascae " ) , the steppe bison was over 2 " m tall at the withers , reaching 900 " kg ( 2,000 " lb ) in weight .
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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:
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