Activist may undergo a disappearance.Logical formLearned from8 sentences. A vessel may undergo a disappearance.Logical formLearned from8 sentences. A citizen may undergo a disappearance.Logical formLearned from8 sentences. Surpluses may undergo a disappearance.Logical formLearned from8 sentences. A general may undergo a disappearance.Logical formLearned from8 sentences. Disappearance can be in a country.Logical formLearned from8 sentences. A niece may undergo a disappearance.Logical formLearned from8 sentences. A country can be responsible for a disappearance.Logical formLearned from8 sentences. Events may lead_up to a disappearance.Logical formLearned from8 sentences. Response can be to a disappearance.Logical formLearned from8 sentences. Birds may undergo a disappearance.Logical formLearned from8 sentences. Victims may undergo a disappearance.Logical formLearned from8 sentences. Land may undergo a disappearance.Logical formLearned from8 sentences. Disappearances may occur.Logical formLearned from8 sentences. Victims can be constituted-of-or-filled-with disappearance.Logical formLearned from8 sentences.