6561
The Lebanese Arab Army 's role came to an end in the spring and early summer of 1976 , when its forces ( along with PLO forces and forces loyal to the Lebanese National Movement ) clashed with the army of Syria , which was supporting the coalition of Maronite-oriented right-wing militias .
 organization: PLO
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: PLO 
Answer:
 organization: PLO