(Tissue boxes) can be empty.Logical formLearned from9 sentences. An (interrogation room) can be empty.Logical formLearned from9 sentences. A back can be empty.Logical formLearned from9 sentences. A patriotism can be empty.Logical formLearned from9 sentences. A kid can be empty.Logical formLearned from9 sentences. Homes may stand empty.Logical formLearned from9 sentences. A writer can be empty.Logical formLearned from9 sentences. Persons may come empty.Logical formLearned from9 sentences. A (train station) can be empty.Logical formLearned from9 sentences. Beers can be empty.Logical formLearned from9 sentences. A desktop can be empty.Logical formLearned from9 sentences. Cots can be empty.Logical formLearned from9 sentences. A (movie clip) can be empty.Logical formLearned from9 sentences. (Plastic buckets) can be empty.Logical formLearned from9 sentences. An (email inbox) can be empty.Logical formLearned from9 sentences.