With the arrest of four terrorists and an over ground worker of Lashkar-e-Toiba, police on Thursday claimed to have solved the grenade attack case on a liquor shop in Baramulla district of Jammu and Kashmir. Five pistols and 23 grenades were recovered from the arrested terrorists. An employee of the liquor shop died while three others were injured in the grenade attack carried out by a burqa clad terrorist and his associate on Tuesday.