Surgeons may participate in a study.Logical formLearned from5 sentences. Trainees may participate in a program.Logical formLearned from5 sentences. A male may participate in acts.Logical formLearned from5 sentences. A male may participate in transactions.Logical formLearned from5 sentences. Students may participate in a contest.Logical formLearned from5 sentences. A person may participate in good faith.Logical formLearned from5 sentences. Children may participate in research.Logical formLearned from5 sentences. Customers may participate in a trial.Logical formLearned from5 sentences. Parents may participate with children.Logical formLearned from5 sentences. Teachers may participate in a workshop.Logical formLearned from5 sentences. A person may participate in walks.Logical formLearned from5 sentences. Residents may participate in seminars.Logical formLearned from5 sentences. A (family member) may participate.Logical formLearned from5 sentences. Students may participate in an excavation.Logical formLearned from5 sentences. A male may participate in some organizations.Logical formLearned from5 sentences.