Contributions can be to professions.Logical formLearned from21 sentences. Contributions can be to a report.Logical formLearned from21 sentences. A contribution may pertain-to a partner.Logical formLearned from21 sentences. A contribution can be to a (bottom line).Logical formLearned from21 sentences. Contributions can be to a person.Logical formLearned from21 sentences. An investigation can be into (campaign contributions).Logical formLearned from21 sentences. A contribution may pertain-to a student.Logical formLearned from21 sentences. Contributions can be to an institution.Logical formLearned from21 sentences. Contributions can be longstanding.Logical formLearned from21 sentences. An overview may pertain-to contributions.Logical formLearned from21 sentences. Contributions can be exciting.Logical formLearned from21 sentences. Contributions can be visible.Logical formLearned from21 sentences. A contribution can be to technology.Logical formLearned from21 sentences. Contributions can be to knowledge.Logical formLearned from21 sentences. A contribution can be to physics.Logical formLearned from21 sentences.