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Wali-ur-Rehman ( Wali Ur-Rehman Mehsud ) ( c. 1970 ) , ( Bannu ) - ) is a senior Tehrik-e-Taliban Pakistan ( TTP ) commander based in South Waziristan .
 Wali-ur-Rehman, Mehsud, Bannu
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Wali-ur-Rehman, Mehsud, Bannu