A duel can be in a desert.Logical formLearned from12 sentences. Cyclists can be across a desert.Logical formLearned from12 sentences. Persons may live in a desert.Logical formLearned from12 sentences. (Chemical weapons) may be released into a (desert environment).Logical formLearned from12 sentences. Deserts may bloom.Logical formLearned from12 sentences. Steppingstones can be to some desert.Logical formLearned from12 sentences. A (desert air) can be cool.Logical formLearned from12 sentences. A border can be in a desert.Logical formLearned from12 sentences. A man can be in a desert.Logical formLearned from12 sentences. Deserts can be trackless.Logical formLearned from12 sentences. A (desert frontier) may pertain-to a country.Logical formLearned from12 sentences. A location can be in a desert.Logical formLearned from12 sentences. A planet can be a desert.Logical formLearned from12 sentences. Deserts may grow.Logical formLearned from12 sentences. Some trips can be to a desert.Logical formLearned from12 sentences.