81204
In March 2010 , the NFL announced that this repositioning would be permanent , after five major injuries were suffered by umpires in 2009 ( two concussions and three knee or shoulder injuries requiring surgery ) .
 organization: NFL
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: NFL 
Answer:
 organization: NFL