4890
The series was conceived by Hasbro as the final installment of a trilogy formed with the previous two series , " Transformers : Armada " and " Transformers : Energon " .
 organization: Hasbro
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: Hasbro