actor1: TTP: Tehreek-i-Taliban Pakistan
actor2: Military Forces of Pakistan (2008-2013)
notes: On 23 May 2013, 20 TTP militants and 4 military personnel were killed in an armed clash at Zara Mella area of Parachamkani in Kurram Agency (FATA) during ongoing operation.
target_text: actor1: TTP: Tehreek-i-Taliban Pakistan, actor2: Military Forces of Pakistan (2008-2013)