Cars can be sturdy.Logical formLearned from33 sentences. A back can be sturdy.Logical formLearned from32 sentences. A (metal frame) can be sturdy.Logical formLearned from32 sentences. Horses can be sturdy.Logical formLearned from32 sentences. A boy can be sturdy.Logical formLearned from32 sentences. Children can be sturdy.Logical formLearned from31 sentences. Shelves can be sturdy.Logical formLearned from31 sentences. Cotton can be sturdy.Logical formLearned from31 sentences. Limbs can be sturdy.Logical formLearned from30 sentences. A craft can be sturdy.Logical formLearned from30 sentences. Steel can be sturdy.Logical formLearned from30 sentences. Beggars can be sturdy.Logical formLearned from29 sentences. A backpack can be sturdy.Logical formLearned from29 sentences. A (dining table) can be sturdy.Logical formLearned from29 sentences. Containers can be sturdy.Logical formLearned from29 sentences.