Troops may participate in an exercise.Logical formLearned from5 sentences. A time may come for participatting in a holy war.Logical formLearned from5 sentences. Fuel may participate in an attack.Logical formLearned from5 sentences. A nation may participate in a conference.Logical formLearned from5 sentences. Some sailors may participate.Logical formLearned from5 sentences. A company may participate in a project.Logical formLearned from5 sentences. A government-agency may participate in a prosecution.Logical formLearned from5 sentences. A doctor may participate in an operation.Logical formLearned from5 sentences. Countries may participate in an invasion.Logical formLearned from5 sentences. A (security official) may participate in talks.Logical formLearned from5 sentences. A male may participate in camps.Logical formLearned from5 sentences. A boat may participate in a search.Logical formLearned from5 sentences. A US-president may participate in a (battle exercise).Logical formLearned from5 sentences. Stand-ins may participate in a practice of a ceremony.Logical formLearned from5 sentences. Physicists may participate in experiments.Logical formLearned from5 sentences.