A person may assume a role of chairman of a national-committee.Logical formLearned from1 sentences. A national-committee may open a (winter meeting).Logical formLearned from1 sentences. Leaders of a national-committee may converge on a US-city.Logical formLearned from1 sentences. A national-committee may issue a (research briefing).Logical formLearned from1 sentences. A poll can be on a site of a national-committee.Logical formLearned from1 sentences. A national-committee may battle for supremacy.Logical formLearned from1 sentences. A national-committee may be obsessed with a topic.Logical formLearned from1 sentences. A chief executive can be a contributor to a national-committee.Logical formLearned from1 sentences. A shock can be over donations to a national-committee.Logical formLearned from1 sentences. A person may preside over a national-committee.Logical formLearned from1 sentences. An annex can be to offices of a national-committee.Logical formLearned from1 sentences. A building can be on a second floor of an annex to offices of a national-committee.Logical formLearned from1 sentences. A (fund-raising memo) may pertain-to a national-committee.Logical formLearned from1 sentences. Involvement can be by a national-committee.Logical formLearned from1 sentences. A national-committee may turn to perks.Logical formLearned from1 sentences.