A windfall can be improper.Logical formLearned from6 sentences. A person may obtain a windfall to an extent.Logical formLearned from6 sentences. A windfall can be to an extent.Logical formLearned from6 sentences. A windfall can be for lawyers.Logical formLearned from6 sentences. A (windfall tax) can be on (oil sales).Logical formLearned from6 sentences. Line can be for windfalls.Logical formLearned from6 sentences. A female may pay_for with a (windfall profit tax).Logical formLearned from6 sentences. A (hostage crisis) can be a windfall.Logical formLearned from6 sentences. A windfall can be for local (television stations).Logical formLearned from6 sentences. Political ads can be a windfall.Logical formLearned from6 sentences. A windfall can be from a war.Logical formLearned from6 sentences. A windfall can be in a region.Logical formLearned from6 sentences. A windfall can be for an industry.Logical formLearned from6 sentences. A windfall can be for (oil consumers).Logical formLearned from6 sentences. A (windfall tax) can be on (utility companies).Logical formLearned from6 sentences.