1182
Nigerian Major General Sam Victor Malu took over on Thursday as commander of the ECOMOG peacekeeping force in Liberia , two days after the start of the latest ceasefire in the six-year civil war .
 Liberia, ECOMOG, Nigerian, Sam Victor Malu
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Liberia, ECOMOG, Nigerian, Sam Victor Malu