A focus may pertain-to a class.Logical formLearned from215 sentences. A focus may pertain-to a talk.Logical formLearned from214 sentences. Persons may lose focus.Logical formLearned from213 sentences. A focus may pertain-to studies.Logical formLearned from212 sentences. A focus can be sustained.Logical formLearned from211 sentences. A focus may pertain-to an agency.Logical formLearned from211 sentences. A focus can be on technology.Logical formLearned from207 sentences. A focus may pertain-to a campaign.Logical formLearned from206 sentences. A focus can be on women.Logical formLearned from206 sentences. A male can be a focus.Logical formLearned from204 sentences. A focus can be that something-is-the-case.Logical formLearned from203 sentences. A focus may pertain-to a business.Logical formLearned from202 sentences. A focus can be true.Logical formLearned from202 sentences. A focus may mean that something-is-the-case.Logical formLearned from201 sentences. A focus may pertain-to a mission.Logical formLearned from200 sentences.