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Singapore 's winning campaign to host the World Trade Organisation ( WTO ) 's first ministerial meeting reflected its ambition to play a key role in shaping global free trade , the lifeblood of its economy , analysts said .
 organization: WTO; organization: World Trade Organisation; location: Singapore
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 organization: WTO; organization: World Trade Organisation; location: Singapore