Some (leadership positions) can be vacant.Logical formLearned from5 sentences. Some booths can be vacant.Logical formLearned from4 sentences. A post of a governor may fall vacant.Logical formLearned from4 sentences. A tower can be vacant.Logical formLearned from4 sentences. (Commodity houses) can be vacant.Logical formLearned from4 sentences. Posts may lie vacant.Logical formLearned from4 sentences. An office of a (vice president) can be vacant.Logical formLearned from4 sentences. A (super middleweight crown) can be vacant.Logical formLearned from4 sentences. A number of seats can be vacant.Logical formLearned from4 sentences. Public buildings can be vacant.Logical formLearned from4 sentences. Workstations can be vacant.Logical formLearned from4 sentences. Seats may be declared vacant.Logical formLearned from4 sentences. Some spot can be vacant.Logical formLearned from4 sentences. A firehouse can be vacant.Logical formLearned from4 sentences. A (cruiserweight belt) can be vacant.Logical formLearned from4 sentences.