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It was the first unit to cross the Euphrates River and then punch northward to within 60 miles of Baghdad .
 geographical social political: Baghdad; person: It; person: the first unit; location: the Euphrates River
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: Baghdad; person: It; person: the first unit; location: the Euphrates River