Stamps can be valid.Logical formLearned from30 sentences. Regulations can be valid.Logical formLearned from30 sentences. A state can be valid.Logical formLearned from30 sentences. A framework can be valid.Logical formLearned from30 sentences. A connection can be valid.Logical formLearned from30 sentences. A (state interest) can be valid.Logical formLearned from30 sentences. A view can be valid.Logical formLearned from30 sentences. A mode can be valid.Logical formLearned from30 sentences. Observations can be valid.Logical formLearned from30 sentences. A ballot can be valid.Logical formLearned from30 sentences. A (work contract) can be valid.Logical formLearned from30 sentences. An accord can be valid.Logical formLearned from30 sentences. A tactic can be valid.Logical formLearned from29 sentences. Formulas can be valid.Logical formLearned from29 sentences. An activity can be valid.Logical formLearned from29 sentences.