A statement may express a sadness.Logical formLearned from24 sentences. Some persons may express surprise.Logical formLearned from24 sentences. A government may express readiness.Logical formLearned from23 sentences. A world-city may express a regret.Logical formLearned from23 sentences. A council may express a support.Logical formLearned from23 sentences. An envoy may express optimism.Logical formLearned from23 sentences. A minister may express optimism.Logical formLearned from23 sentences. Proteins may be expressed.Logical formLearned from23 sentences. Some countries may express a readiness.Logical formLearned from23 sentences. Others may express views.Logical formLearned from23 sentences. Persons may express a desire.Logical formLearned from23 sentences. A president may express a belief.Logical formLearned from23 sentences. Parents may express concern.Logical formLearned from23 sentences. Conservationists may express concern.Logical formLearned from23 sentences. A person may express an astonishment.Logical formLearned from23 sentences.