An addition can be to shelves.Logical formLearned from19 sentences. A continental shelf can be adjacent.Logical formLearned from19 sentences. A person may find on a shelf.Logical formLearned from19 sentences. Shelves can be constituted-of-or-filled-with boxcars.Logical formLearned from19 sentences. A product can be on shelves.Logical formLearned from19 sentences. Items may fall off shelves.Logical formLearned from19 sentences. An (outer continental shelf) may pertain-to a country.Logical formLearned from19 sentences. An area may pertain-to a shelf.Logical formLearned from18 sentences. A (continental shelf) may pertain-to a us-state.Logical formLearned from18 sentences. A shelf can be underwater.Logical formLearned from18 sentences. Shelves can be adjacent.Logical formLearned from18 sentences. A top shelf may pertain-to a cupboard.Logical formLearned from18 sentences. A (shelf life) can be constituted-of-or-filled-with some minutes.Logical formLearned from18 sentences. Items can be on a shelf.Logical formLearned from18 sentences. A shelf can be in good health.Logical formLearned from18 sentences.