(Investor optimism) can be about (growth prospects).Logical formLearned from6 sentences. Optimism may be tempered by a drop.Logical formLearned from6 sentences. Optimism can be in a relationship.Logical formLearned from6 sentences. Optimism can be about elections.Logical formLearned from6 sentences. A security-council may express optimism.Logical formLearned from6 sentences. Optimism can be about a (stock market).Logical formLearned from6 sentences. Optimism can be in a group.Logical formLearned from6 sentences. Intelligence can be behind an optimism.Logical formLearned from6 sentences. An optimism may pertain-to commanders.Logical formLearned from6 sentences. Persons may be filled with optimism.Logical formLearned from6 sentences. Optimism can be for the japanese economy.Logical formLearned from6 sentences. A central bank may express optimism.Logical formLearned from6 sentences. Optimism may come from companies.Logical formLearned from6 sentences. Optimism can be about a (rate cut).Logical formLearned from6 sentences. Optimism can be about exports.Logical formLearned from6 sentences.