174800
In Sydney it aired on station ATN-7 , while in Melbourne it aired on GTV-9 ( at the time , the two stations were known for sharing some programs , as this was prior to the formation of the Seven Network and Nine Network ) .
 organization: Seven Network; organization: Nine Network
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: Seven Network, Nine Network 
Answer:
 organization: Seven Network; organization: Nine Network