(Revenge killings) can be widespread.Logical formLearned from18 sentences. A country may investigate killings.Logical formLearned from18 sentences. A connection can be with killings.Logical formLearned from18 sentences. Some men may be charged in a killing.Logical formLearned from18 sentences. Humanity can be for a killing of some shiites.Logical formLearned from18 sentences. A prime suspect can be in a killing.Logical formLearned from18 sentences. A killing can be in a us-state.Logical formLearned from18 sentences. An old man may undergo a killing.Logical formLearned from18 sentences. A killing may pertain-to a cardinal.Logical formLearned from18 sentences. A postal worker may undergo a killing.Logical formLearned from18 sentences. A killing can be random.Logical formLearned from18 sentences. A contractor may undergo a killing.Logical formLearned from18 sentences. A connection can be between killings.Logical formLearned from18 sentences. Killings may continue unabated.Logical formLearned from18 sentences. A protester may undergo a killing.Logical formLearned from18 sentences.