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At dawn this morning , U . S . tanks and infantry had rolled in to claim their biggest prize of the war so far .
 geographical social political: U . S; person: U . S . tanks and infantry; person: their; facility: their biggest prize of the war so far
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:
 geographical social political: U . S; person: U . S . tanks and infantry; person: their; facility: their biggest prize of the war so far