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The singles line up is led by world no. 10 and defending champion David Nalbandian , Nicolás Almagro and 2009 Costa do Sauípe champion Tommy Robredo .
 person: David Nalbandian; person: Nicolás Almagro; person: Tommy Robredo
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: David Nalbandian, Nicolás Almagro, Tommy Robredo 
Answer:
 person: David Nalbandian; person: Nicolás Almagro; person: Tommy Robredo