Forces may battle gunmen with mortars.Logical formLearned from25 sentences. A mortar can be fresh.Logical formLearned from25 sentences. A mortar can be unexploded.Logical formLearned from25 sentences. Insurgents may fire (mortar shells).Logical formLearned from25 sentences. A mortar can be daily.Logical formLearned from24 sentences. Fire can be with mortars.Logical formLearned from24 sentences. A mortar may open fire on traffic.Logical formLearned from24 sentences. Mortars may undergo an assortment.Logical formLearned from24 sentences. A mortar may be used.Logical formLearned from23 sentences. Barrages can be constituted-of-or-filled-with mortars.Logical formLearned from23 sentences. Mortars may fall.Logical formLearned from23 sentences. Mortars may pertain-to a country.Logical formLearned from23 sentences. Mortars can be insurgent.Logical formLearned from23 sentences. Attackers may fire some mortars.Logical formLearned from23 sentences. An increase can be in mortar.Logical formLearned from23 sentences.