An union can be frustrated that something-is-the-case.Logical formLearned from4 sentences. Observers can be frustrated.Logical formLearned from4 sentences. Clockwatchers can be frustrated.Logical formLearned from4 sentences. A way can be frustrated.Logical formLearned from4 sentences. Commanders can be frustrated.Logical formLearned from4 sentences. Authorities can be frustrated that something-is-the-case.Logical formLearned from4 sentences. A game can be frustrated.Logical formLearned from4 sentences. A (staff official) can be frustrated.Logical formLearned from4 sentences. Some consumers can be frustrated.Logical formLearned from4 sentences. Civilians can be frustrated.Logical formLearned from4 sentences. A person can be frustrated in a life.Logical formLearned from4 sentences. A while can be frustrated.Logical formLearned from4 sentences. (Consumer groups) can be frustrated.Logical formLearned from4 sentences. A male can be frustrated by a decision.Logical formLearned from4 sentences. Denizens can be frustrated.Logical formLearned from4 sentences.