Stools can be empty.Logical formLearned from12 sentences. An other side of a bed can be empty.Logical formLearned from12 sentences. A scenery can be empty.Logical formLearned from12 sentences. A parlor can be empty.Logical formLearned from12 sentences. A middle can be empty.Logical formLearned from12 sentences. Gimmicks can be empty.Logical formLearned from12 sentences. A (passenger seat) can be empty.Logical formLearned from12 sentences. A (money bag) can be empty.Logical formLearned from12 sentences. A (checking account) can be empty.Logical formLearned from12 sentences. An ideology can be empty.Logical formLearned from12 sentences. A category can be empty.Logical formLearned from12 sentences. Hooks can be empty.Logical formLearned from12 sentences. Some cages may sit empty.Logical formLearned from12 sentences. (Gas cylinders) can be empty.Logical formLearned from12 sentences. A lie can be empty.Logical formLearned from12 sentences.