4142
In late 2003 , he signed a controversial referendum bill , which he had supported but was heavily watered down by the Pan-Blue majority legislature .
 organization: Pan-Blue
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Pan-Blue 
Answer:
 organization: Pan-Blue