Frogs can be friendly.Logical formLearned from6 sentences. A person may kiss frogs.Logical formLearned from6 sentences. A frog can be stupid.Logical formLearned from6 sentences. Frogs can be beautiful.Logical formLearned from6 sentences. Sounds can be constituted-of-or-filled-with frogs.Logical formLearned from6 sentences. A frog may disappear.Logical formLearned from6 sentences. A frog can be headless.Logical formLearned from6 sentences. Frogs may come_out.Logical formLearned from6 sentences. A person may turn into a frog.Logical formLearned from6 sentences. A frog may live in a well.Logical formLearned from6 sentences. Australian frogs may face a (wildlife extinction threat).Logical formLearned from6 sentences. A frog may be placed in boiling water.Logical formLearned from6 sentences. Frogs may have wings.Logical formLearned from6 sentences. Frogs may be kept.Logical formLearned from6 sentences. Frogs may undergo a population.Logical formLearned from6 sentences.