Drugs may cost less.Logical formLearned from14 sentences. Tickets may cost some cents.Logical formLearned from14 sentences. A sniffer may cost more.Logical formLearned from14 sentences. A move may cost consumers.Logical formLearned from14 sentences. A person may cost persons.Logical formLearned from14 sentences. A program may be costed effective.Logical formLearned from14 sentences. An unit may be costed.Logical formLearned from14 sentences. Attacks may cost a country billions of dollars.Logical formLearned from14 sentences. A fighting may cost tens of thousands of lives.Logical formLearned from14 sentences. Revolution may cost investors billions.Logical formLearned from14 sentences. A spell may cost some runs.Logical formLearned from14 sentences. A sinking may cost some lives.Logical formLearned from14 sentences. Oil may cost some dollars.Logical formLearned from14 sentences. A person may cost some pounds.Logical formLearned from14 sentences. A ticket may cost some yuans.Logical formLearned from13 sentences.