A burden may pertain-to a patient.Logical formLearned from8 sentences. A (debt burden) can be hefty.Logical formLearned from8 sentences. Burdens can be hidden.Logical formLearned from8 sentences. A (debt burden) can be for countries.Logical formLearned from8 sentences. A burden can be on poor persons.Logical formLearned from8 sentences. A burden may pertain-to an operation.Logical formLearned from8 sentences. A (debt burden) may undergo an easing.Logical formLearned from8 sentences. Burdens may pertain-to families.Logical formLearned from7 sentences. (Tax burdens) may undergo a reduction.Logical formLearned from7 sentences. A burden may pertain-to troops.Logical formLearned from7 sentences. A burden can be on a continent.Logical formLearned from7 sentences. (Tb burden countries) can be high.Logical formLearned from7 sentences. A (disease burden) can be in a country.Logical formLearned from7 sentences. A burden can be relaxed.Logical formLearned from7 sentences. A (tax burden) can be on the economy.Logical formLearned from7 sentences.