A US-president may vow military action.Logical formLearned from6 sentences. A person may vow allegiance to a person.Logical formLearned from6 sentences. A group may vow strikes.Logical formLearned from6 sentences. A US-president may vow cooperation.Logical formLearned from6 sentences. An explosion may vow attacks.Logical formLearned from6 sentences. An islamic group may vow revenge.Logical formLearned from6 sentences. (Opposition leaders) may vow that something-is-the-case.Logical formLearned from6 sentences. A lake may vow that something-is-the-case.Logical formLearned from6 sentences. A speech may vow that something-is-the-case.Logical formLearned from6 sentences. A male may vow at a start of a year.Logical formLearned from6 sentences. A military may vow a retaliation.Logical formLearned from6 sentences. A country may vow countermeasures.Logical formLearned from6 sentences. A US-president may vow during some presidential campaign.Logical formLearned from6 sentences. A US-president may vow investments.Logical formLearned from6 sentences. A male may vow efforts.Logical formLearned from6 sentences.