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U . S . Navy helicopters flew two dolphins _ Makai and Tacoma _ into Umm Qasr , where they were to begin ferreting out mines Wednesday .
 geographical social political: U . S; geographical social political: Umm Qasr , where they were to begin ferreting out mines Wednesday; geographical social political: where; organization: U . S . Navy; vehicle: U . S . Navy helicopters; weapon: mines
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; geographical social political: Umm Qasr , where they were to begin ferreting out mines Wednesday; geographical social political: where; organization: U . S . Navy; vehicle: U . S . Navy helicopters; weapon: mines