388705
On January 7 , 2010 , Nvidia officially announced and demonstrated its next generation Tegra system-on-a-chip , the Nvidia Tegra 250 , at Consumer Electronics Show 2010 .
 organization: Nvidia; organization: Nvidia
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: Nvidia, Nvidia 
Answer:
 organization: Nvidia; organization: Nvidia