(Radar screens) may go blank.Logical formLearned from5 sentences. Stamps can be blank.Logical formLearned from5 sentences. A blank check can be for a crackdown.Logical formLearned from5 sentences. Self-defense can be a blank check.Logical formLearned from5 sentences. (Computer screens) may go blank.Logical formLearned from5 sentences. Applications may be left blank.Logical formLearned from5 sentences. A resolution may give a US-city a blank check.Logical formLearned from5 sentences. A halftime can be blank.Logical formLearned from5 sentences. Members may cast blank votes.Logical formLearned from5 sentences. Some percent of voters may cast blank ballots.Logical formLearned from5 sentences. (Protest ballots) can be blank.Logical formLearned from5 sentences. Persons can be with blank expressions.Logical formLearned from5 sentences. A number of voters may submit blank ballots.Logical formLearned from5 sentences. Legislators may cast blank ballots.Logical formLearned from5 sentences. A black page can be blank.Logical formLearned from5 sentences.