A wall can be constituted-of-or-filled-with shelves.Logical formLearned from52 sentences. A shelf can be constituted-of-or-filled-with rock.Logical formLearned from50 sentences. Products can be on shelves.Logical formLearned from50 sentences. Shelves can be adjustable.Logical formLearned from50 sentences. Players may fly off shelves.Logical formLearned from50 sentences. An extent may pertain-to a continental shelf.Logical formLearned from50 sentences. Items can be on shelves.Logical formLearned from49 sentences. Shelves can be for books.Logical formLearned from49 sentences. Titles may sit on shelves.Logical formLearned from49 sentences. (Store shelves) may pertain-to a person.Logical formLearned from49 sentences. Shelves can be movable.Logical formLearned from49 sentences. Some shelves can be for storage.Logical formLearned from49 sentences. A game may hit shelves.Logical formLearned from49 sentences. A (shelf space) can be enough.Logical formLearned from49 sentences. Outer limits may pertain-to a continental shelf.Logical formLearned from48 sentences.