9040
The series premiered on September 21 , 1995 , in the " Must See TV " Thursday night block between " Seinfeld " and " ER " .
 organization: ER
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: ER