Thousands can be constituted-of-or-filled-with observers.Logical formLearned from166 sentences. An observer can be trained.Logical formLearned from163 sentences. Observers may argue that something-is-the-case.Logical formLearned from155 sentences. Some observers may worry that something-is-the-case.Logical formLearned from154 sentences. A total can be constituted-of-or-filled-with some observers.Logical formLearned from154 sentences. Observers can be careful.Logical formLearned from152 sentences. An observer can be unbiased.Logical formLearned from149 sentences. (Military observers) can be unarmed.Logical formLearned from147 sentences. Observers can be on the ground.Logical formLearned from145 sentences. Observers may conclude that something-is-the-case.Logical formLearned from139 sentences. An observer can be silent.Logical formLearned from138 sentences. Head may pertain-to an (observer mission).Logical formLearned from136 sentences. An (observer mission) can be international.Logical formLearned from135 sentences. Observers can be from some countries.Logical formLearned from133 sentences. Some observers may claim that something-is-the-case.Logical formLearned from133 sentences.