Opposition can be responsible for a hijacking.Logical formLearned from8 sentences. Employers can be responsible for ensurring.Logical formLearned from8 sentences. Some (security chiefs) can be responsible for an assault.Logical formLearned from8 sentences. A world-city can be responsible for ensurring that something-is-the-case.Logical formLearned from8 sentences. A party can be responsible for a failure.Logical formLearned from8 sentences. A special-commission can be responsible for dismantling weapons of mass destruction.Logical formLearned from8 sentences. Rebels can be responsible for violence.Logical formLearned from8 sentences. Some persons can be responsible for (suicide bombings).Logical formLearned from8 sentences. (Police officers) can be responsible.Logical formLearned from8 sentences. Dissidents can be responsible.Logical formLearned from8 sentences. A person can be responsible for finances.Logical formLearned from8 sentences. Individuals can be responsible for an attack.Logical formLearned from8 sentences. (Greenhouse gases) can be responsible.Logical formLearned from8 sentences. A government can be responsible for a mess.Logical formLearned from8 sentences. Gunmen may be believed responsible.Logical formLearned from8 sentences.