Leadership may be provided by a chairman.Logical formLearned from14 sentences. A (vice chairman) may pertain-to a campaign.Logical formLearned from14 sentences. A (chairman emeritus) may pertain-to a company.Logical formLearned from14 sentences. An (executive chairman) may speak.Logical formLearned from14 sentences. Chairman may state that something-is-the-case.Logical formLearned from14 sentences. A male may add a title of chairman.Logical formLearned from14 sentences. A male may stay as chairman.Logical formLearned from14 sentences. A chairman can be for a country.Logical formLearned from14 sentences. A chairman of a national-agency may warn that something-is-the-case.Logical formLearned from14 sentences. A man can be a chairman of a company.Logical formLearned from14 sentences. A chairman may vote.Logical formLearned from14 sentences. A (vice chairman) may pertain-to an organization.Logical formLearned from14 sentences. Chairman may pertain-to a (presidential campaign).Logical formLearned from14 sentences. A (vice chairman) may pertain-to an aip.Logical formLearned from14 sentences. A company can be with a chairman.Logical formLearned from14 sentences.