8750
That is to say , a unit whose only mission is to provide communications links between the Army units in their area of operations and other signal nodes in further areas served by other signal units .
 organization: Army
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: Army