Persons may carry a burden of a pain.Logical formLearned from7 sentences. A burden may pertain-to a man.Logical formLearned from7 sentences. A burden may pertain-to a woman.Logical formLearned from7 sentences. A burden can be to a possession.Logical formLearned from7 sentences. A burden can be on private income.Logical formLearned from7 sentences. A burden may pertain-to a mother.Logical formLearned from7 sentences. A burden can be on a family.Logical formLearned from7 sentences. Burdens can be constituted-of-or-filled-with guilt.Logical formLearned from7 sentences. A person can be a burden to parents.Logical formLearned from7 sentences. Numbers of older persons may lead to a burden of disability.Logical formLearned from7 sentences. A ship can be constituted-of-or-filled-with burden.Logical formLearned from7 sentences. A government may carry a burden.Logical formLearned from7 sentences. A (tax burden) can be on homeowners.Logical formLearned from7 sentences. A (lead burden) can be high.Logical formLearned from7 sentences. (Oil prices) may put a burden.Logical formLearned from7 sentences.