A table can be blank.Logical formLearned from26 sentences. A face may look blank.Logical formLearned from26 sentences. A monitor may go blank.Logical formLearned from26 sentences. A question can be blank.Logical formLearned from26 sentences. Connection can be with blank check.Logical formLearned from26 sentences. Slides can be blank.Logical formLearned from26 sentences. A videotape can be blank.Logical formLearned from26 sentences. Surfaces can be blank.Logical formLearned from25 sentences. An item can be blank.Logical formLearned from25 sentences. Persons may give a blank check to a US-city.Logical formLearned from25 sentences. A cover can be blank.Logical formLearned from25 sentences. Darkness can be blank.Logical formLearned from25 sentences. A frame can be blank.Logical formLearned from25 sentences. Columns can be blank.Logical formLearned from25 sentences. A screen may stay blank.Logical formLearned from24 sentences.