A person may participate in an announcement.Logical formLearned from5 sentences. A person may participate in a (news conference).Logical formLearned from5 sentences. Officials may participate in negotiations.Logical formLearned from5 sentences. (State voting officials) may participate as candidates.Logical formLearned from5 sentences. A male may participate in assisted suicides.Logical formLearned from5 sentences. A US-president may participate in a (video conference).Logical formLearned from5 sentences. Researcher may participate in a project.Logical formLearned from5 sentences. A male may participate in clinical trials.Logical formLearned from5 sentences. Diplomats may participate in talks.Logical formLearned from5 sentences. Persons may participate in a program.Logical formLearned from5 sentences. A person may participate in a debate.Logical formLearned from5 sentences. A male may participate in some debate.Logical formLearned from5 sentences. Persons may participate in protests.Logical formLearned from5 sentences. Insurers may participate in a program.Logical formLearned from5 sentences. A female may participate in races.Logical formLearned from5 sentences.