actor1: PTI: Pakistan Tehreek-i-Insaf
actor2: ANP: Awami National Party
notes: Four political workers including a Tehsil councillor were killed and seven others sustained injuries in an armed clash between activists of the Pakistan Tehreek-e-Insaf (PTI) and Awami National Party (ANP) in Mardan.
target_text: actor1: PTI: Pakistan Tehreek-i-Insaf, actor2: ANP: Awami National Party