Sentences can be valid.Logical formLearned from27 sentences. A premise can be valid.Logical formLearned from27 sentences. A feedback can be valid.Logical formLearned from27 sentences. A (motorcycle license) can be valid.Logical formLearned from27 sentences. Predictions can be valid.Logical formLearned from27 sentences. A digital signature can be valid.Logical formLearned from27 sentences. Functions can be valid.Logical formLearned from27 sentences. Passwords can be valid.Logical formLearned from27 sentences. Reports can be valid.Logical formLearned from27 sentences. A category can be valid.Logical formLearned from27 sentences. A (picture identification) can be valid.Logical formLearned from27 sentences. A baptism can be valid.Logical formLearned from27 sentences. An (aid package) can be valid.Logical formLearned from27 sentences. A victory can be valid.Logical formLearned from27 sentences. Decisions can be valid.Logical formLearned from27 sentences.