A contribution may pertain-to humanity.Logical formLearned from11 sentences. Reliance can be on contributions.Logical formLearned from11 sentences. A contribution can be toward goals.Logical formLearned from11 sentences. Contributions can be by participants.Logical formLearned from11 sentences. Contributions can be courageous.Logical formLearned from11 sentences. Contribution can be to communities.Logical formLearned from11 sentences. Contributions can be unpublished.Logical formLearned from11 sentences. Contributions may make an impact.Logical formLearned from11 sentences. Contribution can be to a success.Logical formLearned from11 sentences. Contributions can be to sociology.Logical formLearned from11 sentences. A contribution can be to trade.Logical formLearned from11 sentences. Contributions can be encouraged.Logical formLearned from11 sentences. A contribution can be leadership.Logical formLearned from11 sentences. A contribution may pertain-to a service-agency.Logical formLearned from11 sentences. Contributions can be diverse.Logical formLearned from11 sentences.