A president can be volatile.Logical formLearned from18 sentences. Sales can be volatile.Logical formLearned from18 sentences. (Mood swings) can be volatile.Logical formLearned from18 sentences. A reputation can be volatile.Logical formLearned from18 sentences. A (bond market) can be volatile.Logical formLearned from18 sentences. An owner can be volatile.Logical formLearned from18 sentences. A cleric can be volatile.Logical formLearned from18 sentences. Spots can be volatile.Logical formLearned from18 sentences. A contest can be volatile.Logical formLearned from18 sentences. Some percent can be volatile.Logical formLearned from18 sentences. A (methane gas) can be volatile.Logical formLearned from18 sentences. Palestinian territories can be volatile.Logical formLearned from18 sentences. Fans can be volatile.Logical formLearned from18 sentences. A region may remain volatile.Logical formLearned from18 sentences. A (frontier region) can be volatile.Logical formLearned from18 sentences.