172446
At that time the Japanese Admiral Ito Sukeyuki appealed to the Beiyang Fleet Admiral Ding Ruchang to surrender , promising him political asylum in Japan ; Admiral Ding chose to commit suicide by handgun in his office at the Liugong Island headquarters .
 Admiral Ito Sukeyuki, Beiyang Fleet Admiral Ding Ruchang, Admiral Ding
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Admiral Ito Sukeyuki, Beiyang Fleet Admiral Ding Ruchang, Admiral Ding