An identity may remain unknown.Logical formLearned from97 sentences. A male may remain a favorite.Logical formLearned from97 sentences. A world-city may remain a city.Logical formLearned from97 sentences. An outlook may remain unchanged.Logical formLearned from97 sentences. A person may remain unnamed.Logical formLearned from97 sentences. A policy may remain in place.Logical formLearned from97 sentences. Persons may remain open.Logical formLearned from96 sentences. An outlook may remain stable.Logical formLearned from96 sentences. A female may remain with a male.Logical formLearned from96 sentences. A person may remain skeptical that something-is-the-case.Logical formLearned from96 sentences. A female may remain single.Logical formLearned from96 sentences. An incident may remain under_investigation.Logical formLearned from96 sentences. A risk may remain that something-is-the-case.Logical formLearned from96 sentences. A country may remain unbeaten.Logical formLearned from96 sentences. A status may remain unchanged.Logical formLearned from95 sentences.