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On arrival at Sarakhs , Abul-Qasim Babur Mirza sent forces in two directions ; one under the command of Khalil Hendugha in direction of Amu Darya to harass Ulugh Beg 's forces and the other in direction of Herat .
 Sarakhs, Abul-Qasim Babur Mirza, Ulugh Beg, Herat
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sarakhs, Abul-Qasim Babur Mirza, Ulugh Beg, Herat