384170
This system , which made its debut in the 2006 MLB playoffs , is installed in every MLB stadium .
 organization: MLB; organization: MLB
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: MLB, MLB 
Answer:
 organization: MLB; organization: MLB