inputs: hypothesis: Five government officials were killed in the suicide bomber attack in Kandahar. premise: KANDAHAR, Afghanistan — Five suicide bombers stormed a government office in Kandahar on Wednesday morning, killing 13 people, including two provincial government officials, and wounding 14.  One militant detonated a car bomb at the entrance gate of the provincial council office, as the others stormed the compound with assault rifles and hand grenades. Seven civilians and six police officers were killed in the 20-minute gun battle, which ended when two of the militants blew themselves up in the main hall, said the provincial police chief, Matiullah Qati.