A (chat bubble) can be blank.Logical formLearned from7 sentences. Questions can be blank.Logical formLearned from7 sentences. Blank checks can be for a road.Logical formLearned from7 sentences. A proposal may give a blank check to a czar.Logical formLearned from7 sentences. Persons may give a president a blank check.Logical formLearned from7 sentences. Concerns can be about writting a blank check to an administration.Logical formLearned from7 sentences. A bit can be blank.Logical formLearned from7 sentences. Millions of tvs may go blank.Logical formLearned from7 sentences. A blank page may appear.Logical formLearned from7 sentences. A person may get blank.Logical formLearned from7 sentences. A mind can be blank.Logical formLearned from7 sentences. Field can be blank.Logical formLearned from7 sentences. A (page ..) can be blank.Logical formLearned from7 sentences. (Voter registration cards) can be blank.Logical formLearned from7 sentences. A monitor can be blank.Logical formLearned from7 sentences.