87907
On October 4 , 1980 , Bob Costas made his debut calling baseball games for NBC .
 person: Bob Costas; organization: NBC
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: Bob Costas, NBC 
Answer:
 person: Bob Costas; organization: NBC