50074
Infantry master sergeants typically serve as the operations chief of a weapons company ( in lieu of the Company Gunnery Sergeant located in the rifle companies ) or as the assistant operations chief in the headquarters of an infantry regiment .
 Company Gunnery Sergeant
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Company Gunnery Sergeant