50055
In the Republic of Korea Armed Forces , the term ' sergeant ' is often matched to the rank of " byeong-jang " ( ; " lit. " " chief soldier " ) .
 Republic of Korea Armed Forces
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Republic of Korea Armed Forces