A national-agency may vow that something-is-the-case.Logical formLearned from8 sentences. A male may vow an effort.Logical formLearned from7 sentences. A US-president may vow in a speech.Logical formLearned from7 sentences. A chairman may vow that something-is-the-case.Logical formLearned from7 sentences. A male may vow for some months.Logical formLearned from7 sentences. Militants may vow attacks.Logical formLearned from7 sentences. Residents may vow that something-is-the-case.Logical formLearned from7 sentences. A president of a country may vow that something-is-the-case.Logical formLearned from7 sentences. Opponents may vow efforts.Logical formLearned from7 sentences. Activists may vow that something-is-the-case.Logical formLearned from7 sentences. A male may vow to a female.Logical formLearned from7 sentences. A party may vow that something-is-the-case.Logical formLearned from7 sentences. A male may vow an investigation.Logical formLearned from7 sentences. Language may vow tough.Logical formLearned from7 sentences. Pirates may vow vengeance.Logical formLearned from7 sentences.