Scores of (riot police) may be ringed.Logical formLearned from2 sentences. A river may ring a town.Logical formLearned from2 sentences. Disturbances may ring (alarm bells).Logical formLearned from2 sentences. Abducted may be ringed by police.Logical formLearned from2 sentences. A mosque may be ringed.Logical formLearned from2 sentences. A (refugee agency) may ring in a country.Logical formLearned from2 sentences. Villages may ring a complex.Logical formLearned from2 sentences. Nations may ring.Logical formLearned from2 sentences. Forces may ring a northern town.Logical formLearned from2 sentences. Force may ring in a civic-holiday.Logical formLearned from2 sentences. Mountains may ring a plain.Logical formLearned from2 sentences. Hillsides may ring cities.Logical formLearned from2 sentences. Hills may ring a world-city.Logical formLearned from2 sentences. Mps may be ringed.Logical formLearned from2 sentences. (Coastguard vessels) may be ringed.Logical formLearned from2 sentences.