A peacekeeper may undergo a killing.Logical formLearned from49 sentences. A killing can be in a us-state.Logical formLearned from49 sentences. Ethnic albanians may undergo a killing.Logical formLearned from49 sentences. Refugees may undergo killings.Logical formLearned from49 sentences. A colonel may undergo a killing.Logical formLearned from49 sentences. Killings can be by police.Logical formLearned from49 sentences. (Contract killings) can be constituted-of-or-filled-with businessmen.Logical formLearned from49 sentences. A killing can be in a (bomb blast).Logical formLearned from49 sentences. A series can be constituted-of-or-filled-with (contract killings).Logical formLearned from48 sentences. A killing can be violent.Logical formLearned from48 sentences. Perpetrators may pertain-to killings.Logical formLearned from48 sentences. Boys may undergo a killing.Logical formLearned from48 sentences. Killings can be tragic.Logical formLearned from48 sentences. Killings can be frequent.Logical formLearned from48 sentences. A killing can be ruthless.Logical formLearned from47 sentences.