Scores of warplanes may participate.Logical formLearned from5 sentences. Some political parties may participate in talks.Logical formLearned from5 sentences. An unit may participate in (rescue efforts).Logical formLearned from5 sentences. A person may participate in some spacewalks.Logical formLearned from5 sentences. Officers may participate in a campaign.Logical formLearned from5 sentences. A male may participate in a (repair mission).Logical formLearned from5 sentences. A country may participate in a (peace force).Logical formLearned from5 sentences. Airlines may participate.Logical formLearned from5 sentences. Mercenaries may participate in (helicopter air strikes).Logical formLearned from5 sentences. A person may participate in some massacre of some civilians.Logical formLearned from5 sentences. Leader may participate in negotiations.Logical formLearned from5 sentences. An ambassador to a country may participate in a (mediation panel).Logical formLearned from5 sentences. An (union leader) may participate.Logical formLearned from5 sentences. Defendants may be charged with participatting in some genocide.Logical formLearned from5 sentences. Some banks may participate in a loan.Logical formLearned from5 sentences.