(Ticket prices) may double.Logical formLearned from4 sentences. An estimate may double.Logical formLearned from4 sentences. A fear may double.Logical formLearned from4 sentences. An investor may double a capital.Logical formLearned from4 sentences. Roles may be doubled.Logical formLearned from4 sentences. Hits to a site may double.Logical formLearned from4 sentences. Gas may double in price.Logical formLearned from4 sentences. Income may double from a year.Logical formLearned from4 sentences. A person may double fares.Logical formLearned from4 sentences. (Passenger numbers) may double.Logical formLearned from4 sentences. Restraints may double as a holder.Logical formLearned from4 sentences. A bill may double a trail of tears.Logical formLearned from4 sentences. A person may double a range with a charger.Logical formLearned from4 sentences. Some bottle may double as top coat.Logical formLearned from4 sentences. Levels of acid may double.Logical formLearned from4 sentences.