A spike can be simple.Logical formLearned from11 sentences. (Measuring devices) can be simple.Logical formLearned from11 sentences. A proverb can be simple.Logical formLearned from11 sentences. Simple living can be in surroundings.Logical formLearned from11 sentences. Meditations can be simple.Logical formLearned from11 sentences. (Rock songs) can be simple.Logical formLearned from11 sentences. An oven can be simple.Logical formLearned from11 sentences. Rules of engagement can be simple.Logical formLearned from11 sentences. A mold can be simple.Logical formLearned from11 sentences. Benefices can be simple.Logical formLearned from11 sentences. A (radio receiver) can be simple.Logical formLearned from11 sentences. A labourer can be simple.Logical formLearned from11 sentences. Diatomic molecules can be simple.Logical formLearned from11 sentences. A vibration can be simple.Logical formLearned from11 sentences. Ports can be simple.Logical formLearned from11 sentences.