A pan can be empty.Logical formLearned from21 sentences. A part can be empty.Logical formLearned from21 sentences. Wells can be empty.Logical formLearned from21 sentences. A word can be empty.Logical formLearned from21 sentences. A day can be empty.Logical formLearned from21 sentences. Sand can be empty.Logical formLearned from21 sentences. Exercises can be empty.Logical formLearned from21 sentences. Ears can be empty.Logical formLearned from21 sentences. Pods can be empty.Logical formLearned from21 sentences. A stadium can be empty.Logical formLearned from21 sentences. A locomotive can be empty.Logical formLearned from21 sentences. Ones can be empty.Logical formLearned from21 sentences. Stations can be empty.Logical formLearned from21 sentences. Some seats may be left empty.Logical formLearned from20 sentences. A castle may stand empty.Logical formLearned from20 sentences.