A thorn can be in a side of (party leader).Logical formLearned from4 sentences. A (party member) may become a thorn.Logical formLearned from4 sentences. A thorn can be in a side of a right wing.Logical formLearned from4 sentences. (Defense matters) may remain a thorn.Logical formLearned from4 sentences. A thorn can be long-term.Logical formLearned from4 sentences. A thorn can be in a side of a nemesis.Logical formLearned from4 sentences. A detention can be a thorn.Logical formLearned from4 sentences. A president can be a thorn.Logical formLearned from4 sentences. A thorn can be in a disarmament of a regime.Logical formLearned from4 sentences. A thorn can be in a side of a dialogue.Logical formLearned from4 sentences. A problem of (chemical weapons) can be a thorn.Logical formLearned from4 sentences. A carpet can be constituted-of-or-filled-with thorns.Logical formLearned from4 sentences. Al-masaari can be a thorn.Logical formLearned from4 sentences. A thorn can be in efforts.Logical formLearned from4 sentences. Some thorn can be in relations.Logical formLearned from4 sentences.