Boxes can be empty.Logical formLearned from11 sentences. A cd can be empty.Logical formLearned from11 sentences. Weapons can be empty.Logical formLearned from11 sentences. A (city bus) can be empty.Logical formLearned from11 sentences. A car may be found empty.Logical formLearned from11 sentences. A (coaching stock) can be empty.Logical formLearned from11 sentences. A bag of tricks can be empty.Logical formLearned from11 sentences. Hangars can be empty.Logical formLearned from11 sentences. (Hand forms) can be empty.Logical formLearned from11 sentences. A style can be empty.Logical formLearned from11 sentences. List can be empty.Logical formLearned from11 sentences. A pipeline can be empty.Logical formLearned from11 sentences. (Command strings) can be empty.Logical formLearned from11 sentences. A subdirectory can be empty.Logical formLearned from11 sentences. (Tv channels) can be empty.Logical formLearned from11 sentences.