A response can be valid.Logical formLearned from261 sentences. A response can be stern.Logical formLearned from261 sentences. A response can be to a demand.Logical formLearned from260 sentences. A response can be to attacks.Logical formLearned from258 sentences. A response can be to an earthquake.Logical formLearned from258 sentences. A response can be to a challenge.Logical formLearned from257 sentences. A response can be powerful.Logical formLearned from257 sentences. A response can be calm.Logical formLearned from257 sentences. Differences can be in responses.Logical formLearned from254 sentences. A response can be simple.Logical formLearned from254 sentences. A response can be to a complaint.Logical formLearned from254 sentences. Response can be to stimulation.Logical formLearned from252 sentences. A response can be tremendous.Logical formLearned from252 sentences. Response can be to (climate change).Logical formLearned from251 sentences. A response can be sustained.Logical formLearned from251 sentences.