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We ' d like to now show you what we call Old Betsy ( ph ) , a re - used , secondhand U . S . Army Humvee that we ' ve been traveling with .
 organization: U . S . Army; person: We; person: you; person: we; person: we; vehicle: what; vehicle: Old Betsy; vehicle: a re - used , secondhand U . S . Army Humvee that we ' ve been traveling with; vehicle: that
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 organization: U . S . Army; person: We; person: you; person: we; person: we; vehicle: what; vehicle: Old Betsy; vehicle: a re - used , secondhand U . S . Army Humvee that we ' ve been traveling with; vehicle: that