A male may acknowledge a roadblock.Logical formLearned from9 sentences. Investment may be acknowledged as a key to (food security).Logical formLearned from9 sentences. Pilots may acknowledge that something-is-the-case.Logical formLearned from9 sentences. A US-city may acknowledge strikes.Logical formLearned from9 sentences. A country may acknowledge an existence.Logical formLearned from9 sentences. A brief may acknowledge that something-is-the-case.Logical formLearned from9 sentences. Senators may acknowledge a decline.Logical formLearned from9 sentences. A government may acknowledge a need.Logical formLearned from9 sentences. A male may acknowledge anger.Logical formLearned from9 sentences. A country may acknowledge a territorial integrity.Logical formLearned from9 sentences. A (government spokesman) may acknowledge that something-is-the-case.Logical formLearned from9 sentences. An archdiocese may acknowledge that something-is-the-case.Logical formLearned from9 sentences. A researcher may acknowledge that something-is-the-case.Logical formLearned from9 sentences. Some politicians may acknowledge that something-is-the-case.Logical formLearned from9 sentences. A male may acknowledge tensions.Logical formLearned from9 sentences.