Hypothetical questions may be used.Logical formLearned from2 sentences. (Retirement benefits) can be hypothetical.Logical formLearned from2 sentences. A cluster may be seen from a hypothetical planet.Logical formLearned from2 sentences. Alien invasions can be hypothetical.Logical formLearned from2 sentences. (Resource consumers) can be hypothetical.Logical formLearned from2 sentences. A complex can be hypothetical.Logical formLearned from2 sentences. A discourse can be hypothetical.Logical formLearned from2 sentences. A (business problem) can be hypothetical.Logical formLearned from2 sentences. Fears can be hypothetical.Logical formLearned from2 sentences. Scores can be hypothetical.Logical formLearned from2 sentences. A regime can be hypothetical.Logical formLearned from2 sentences. Criteria can be hypothetical.Logical formLearned from2 sentences. A (patent application) can be hypothetical.Logical formLearned from2 sentences. An artisan can be hypothetical.Logical formLearned from2 sentences. An (influenza outbreak) can be hypothetical.Logical formLearned from2 sentences.