A (target area) can be valid.Logical formLearned from15 sentences. Hypotheses can be valid.Logical formLearned from15 sentences. A process can be valid.Logical formLearned from15 sentences. Recertifications can be valid.Logical formLearned from15 sentences. A pair can be valid.Logical formLearned from15 sentences. Liens can be valid.Logical formLearned from15 sentences. Registrations can be valid.Logical formLearned from15 sentences. (Parking permits) can be valid.Logical formLearned from15 sentences. An university can be valid.Logical formLearned from15 sentences. A nonce can be valid.Logical formLearned from15 sentences. A sample can be valid.Logical formLearned from15 sentences. A requirement can be valid.Logical formLearned from15 sentences. A (zip code) can be valid.Logical formLearned from15 sentences. An audiogram can be valid.Logical formLearned from15 sentences. Determination can be valid.Logical formLearned from15 sentences.