A product can be on (store shelves).Logical formLearned from6 sentences. Edges may pertain-to a shelf.Logical formLearned from6 sentences. A (shelf region) may pertain-to a sector.Logical formLearned from6 sentences. A width may pertain-to a shelf.Logical formLearned from6 sentences. Shelves can be as books.Logical formLearned from6 sentences. Shelves may be restocked.Logical formLearned from6 sentences. Ice may pertain-to a shelf.Logical formLearned from6 sentences. A break-up may pertain-to a shelf.Logical formLearned from6 sentences. An (ice shelf) may disintegrate.Logical formLearned from6 sentences. Materials can be on shelves.Logical formLearned from6 sentences. A shelf can be bare.Logical formLearned from6 sentences. Products may be displayed on shelves.Logical formLearned from6 sentences. A (reference shelf) can be electronic.Logical formLearned from6 sentences. A (shelf life) can be prolonged.Logical formLearned from6 sentences. A shelf can be unreachable.Logical formLearned from6 sentences.