Theorems can be valid.Logical formLearned from3 sentences. A sentiment can be valid.Logical formLearned from3 sentences. A (class c) can be valid.Logical formLearned from3 sentences. Insights may remain valid.Logical formLearned from3 sentences. Elections may be considered valid.Logical formLearned from3 sentences. An act of a legislature can be valid.Logical formLearned from3 sentences. A continuity can be valid.Logical formLearned from3 sentences. (Portfolio objects) can be valid.Logical formLearned from3 sentences. A national (identity card) can be valid.Logical formLearned from3 sentences. (Output code) can be valid.Logical formLearned from3 sentences. Aims may remain valid.Logical formLearned from3 sentences. A basic law can be valid for persons.Logical formLearned from3 sentences. An (entry document) can be valid.Logical formLearned from3 sentences. An unanimous verdict can be valid.Logical formLearned from3 sentences. A scale can be valid.Logical formLearned from3 sentences.