Officials may acknowledge concern.Logical formLearned from19 sentences. An alliance may acknowledge civilians.Logical formLearned from19 sentences. (Union leaders) may acknowledge that something-is-the-case.Logical formLearned from19 sentences. Prosecutors may acknowledge that something-is-the-case.Logical formLearned from19 sentences. A chairman may acknowledge that something-is-the-case.Logical formLearned from19 sentences. A (military spokesman) may acknowledge that something-is-the-case.Logical formLearned from19 sentences. A male may acknowledge a victory.Logical formLearned from19 sentences. A foreign ministry may acknowledge that something-is-the-case.Logical formLearned from19 sentences. Authorities may be acknowledged.Logical formLearned from19 sentences. An european-commission may acknowledge that something-is-the-case.Logical formLearned from19 sentences. A declaration may acknowledge that something-is-the-case.Logical formLearned from18 sentences. A person may acknowledge challenges.Logical formLearned from18 sentences. A male may acknowledge differences.Logical formLearned from18 sentences. A person may acknowledge receipt.Logical formLearned from18 sentences. (Program officials) may acknowledge that something-is-the-case.Logical formLearned from18 sentences.