Attention may pertain-to an observer.Logical formLearned from16 sentences. A meeting can be as an observer.Logical formLearned from16 sentences. An observer can be fascinated.Logical formLearned from16 sentences. A head may pertain-to observers.Logical formLearned from16 sentences. Observers can be in place.Logical formLearned from16 sentences. Observers may pertain-to a war.Logical formLearned from16 sentences. A country may oppose observers.Logical formLearned from16 sentences. Observers may hail a decision.Logical formLearned from16 sentences. A call can be for observers.Logical formLearned from16 sentences. (Hostile observers) may exercise powers.Logical formLearned from16 sentences. A man can be an observer.Logical formLearned from16 sentences. Some observers may monitor a balloting.Logical formLearned from16 sentences. A country may have some observers.Logical formLearned from16 sentences. A person may head an (observer mission).Logical formLearned from16 sentences. Chairman may pertain-to an (observer group).Logical formLearned from16 sentences.