Chairmen may pertain-to (tobacco firms).Logical formLearned from6 sentences. Chairmen of (tobacco firms) may swear before a legislature.Logical formLearned from6 sentences. Chairman may pertain-to an (ad agency).Logical formLearned from6 sentences. A chairman of a company may warn that something-is-the-case.Logical formLearned from6 sentences. An attempt may pertain-to a chairman.Logical formLearned from6 sentences. Salary can be to a chairman.Logical formLearned from6 sentences. A female can be chairman of a committee.Logical formLearned from6 sentences. (Chairman emeritus) may pertain-to a firm.Logical formLearned from6 sentences. A chairman may die of a (heart attack).Logical formLearned from6 sentences. A reappointment may pertain-to a chairman.Logical formLearned from6 sentences. Chairmen may address a question.Logical formLearned from6 sentences. A US-president may become chairman of a leadership-council.Logical formLearned from6 sentences. Chairman may pertain-to a (brain trust).Logical formLearned from6 sentences. A chairman may appoint a chief executive.Logical formLearned from6 sentences. A chairman may pertain-to an (advisory committee).Logical formLearned from6 sentences.