A foil can be sturdy.Logical formLearned from4 sentences. A (brick wall) can be sturdy.Logical formLearned from4 sentences. (Masonry houses) can be sturdy.Logical formLearned from4 sentences. Defenses can be sturdy that something-is-the-case.Logical formLearned from4 sentences. A peasantry can be sturdy.Logical formLearned from4 sentences. A mechanism can be sturdy.Logical formLearned from4 sentences. Tripods can be sturdy.Logical formLearned from4 sentences. A (bone structure) can be sturdy.Logical formLearned from4 sentences. Models can be sturdy.Logical formLearned from4 sentences. A stump can be sturdy.Logical formLearned from4 sentences. Chords can be sturdy.Logical formLearned from4 sentences. A holder can be sturdy.Logical formLearned from4 sentences. A file can be sturdy.Logical formLearned from4 sentences. A (building material) can be sturdy.Logical formLearned from4 sentences. Mules can be sturdy.Logical formLearned from4 sentences.