Some persons may participate in a rally.Logical formLearned from15 sentences. Observers may participate.Logical formLearned from15 sentences. Some (alliance war planes) may participate in a strike.Logical formLearned from15 sentences. Some (member states) may participate.Logical formLearned from15 sentences. A male may participate in tournaments.Logical formLearned from15 sentences. Some factions may participate.Logical formLearned from15 sentences. A person may participate in a strike.Logical formLearned from15 sentences. A person may participate in sessions.Logical formLearned from15 sentences. Some companies may participate in an event.Logical formLearned from14 sentences. A country may participate in a reconstruction of a country.Logical formLearned from14 sentences. A country may participate in military operations.Logical formLearned from14 sentences. Representative may participate in an event.Logical formLearned from14 sentences. A male may participate in an invasion.Logical formLearned from14 sentences. A female may participate at championships.Logical formLearned from14 sentences. A female may participate in a country.Logical formLearned from14 sentences.