A book can be on shelves.Logical formLearned from9 sentences. A shelf can be in a fridge.Logical formLearned from9 sentences. A desk may have a shelf.Logical formLearned from9 sentences. A person may pull a book off a shelf.Logical formLearned from9 sentences. Shelves can be in supermarkets.Logical formLearned from9 sentences. A shelf can be at_home.Logical formLearned from9 sentences. Shelves can be at bookstores.Logical formLearned from9 sentences. Shelves can be at a (book store).Logical formLearned from9 sentences. Shelves can be on a side.Logical formLearned from9 sentences. A (book shelf) can be wooden.Logical formLearned from9 sentences. Shelves can be on walls.Logical formLearned from9 sentences. A shelf may pertain-to a store.Logical formLearned from9 sentences. A (home delivery program) may eliminate (shelf confusion).Logical formLearned from9 sentences. (Shelf confusion) may be caused by some (health products).Logical formLearned from9 sentences. (Dv692 systems) may sit on a shelf.Logical formLearned from9 sentences.