A country may be ringed by communities.Logical formLearned from2 sentences. Persons may be ringed.Logical formLearned from2 sentences. A bowl may be ringed by hills.Logical formLearned from2 sentences. (Car bomb factories) may ring a world-city.Logical formLearned from2 sentences. Bells may ring from a cathedral.Logical formLearned from2 sentences. (Blast walls) may ring the grounds.Logical formLearned from2 sentences. A female may ring in a science-committee.Logical formLearned from2 sentences. (Hillside slums) may ring a world-city.Logical formLearned from2 sentences. Levels may be involved in ringing an alarm.Logical formLearned from2 sentences. (Phone calls) to a headquarters may ring unanswered.Logical formLearned from2 sentences. Some armored carriers may be ringed.Logical formLearned from2 sentences. Some buoys may ring an ocean.Logical formLearned from2 sentences. Executives may ring a bell.Logical formLearned from2 sentences. A firefighter may ring bells.Logical formLearned from2 sentences. Calls to a mobile phone may ring busy.Logical formLearned from2 sentences.