A contribution can be enhanced.Logical formLearned from18 sentences. Contributions can be appropriate.Logical formLearned from18 sentences. A contribution can be to an account.Logical formLearned from18 sentences. Contributions can be from an international-political-entity.Logical formLearned from18 sentences. (Campaign contributions) can be from executives.Logical formLearned from18 sentences. (Campaign contributions) can be to a US-president.Logical formLearned from18 sentences. A contribution can be to an enterprise.Logical formLearned from18 sentences. Contributions can be to goals.Logical formLearned from18 sentences. A person may value contributions.Logical formLearned from18 sentences. Contributions can be from pay.Logical formLearned from18 sentences. A male may seek contributions.Logical formLearned from18 sentences. An appreciation can be for contributions.Logical formLearned from18 sentences. A company may make a contribution.Logical formLearned from18 sentences. Contributions may undergo a withdrawal.Logical formLearned from18 sentences. A contribution can be to an account.Logical formLearned from18 sentences.