A whiz of mortar can be frequent.Logical formLearned from5 sentences. Mortar may crisscross a river.Logical formLearned from5 sentences. A mortar may land in an area.Logical formLearned from5 sentences. Mortars can be at (government troops).Logical formLearned from5 sentences. A (mortar attack) can be on a base.Logical formLearned from5 sentences. Mortar may set_up weapons.Logical formLearned from5 sentences. A mortar may strike a vehicle.Logical formLearned from5 sentences. A mortar may be fired from camp.Logical formLearned from5 sentences. Insurgents may fire mortars from neighborhoods.Logical formLearned from5 sentences. A mortar may miss a palace.Logical formLearned from5 sentences. Mortars may slam into airport.Logical formLearned from5 sentences. Mortars can be at forces.Logical formLearned from5 sentences. A mortar may hit a (school bus).Logical formLearned from5 sentences. Mortars may explode in an area.Logical formLearned from5 sentences. A male may hear mortars.Logical formLearned from5 sentences.