sentences:  Tension had been brewing in the area adjacent to the Afghan border since April 1 when the sectarian group Ahl-e-Sunnat Wal Jamaat taking part in "Mawlid" (prophet Muhammad's birthday) when some of Sunni people having guns shot the Shia people.On Friday, 6 April 17 RabiulAwal, a Sunni gunman fired on a procession (EideMilad u Nabi) held by Shia in Parachinar.An ambulance was also attacked by sunni Taliban terrorists in the city in which three people, including the organiser of the Haideri Blood Bank, Inayat Hussain were wounded.