A contribution can be to a song.Logical formLearned from47 sentences. Contributions can be genuine.Logical formLearned from47 sentences. Contributions can be to a show.Logical formLearned from47 sentences. Employees may make contributions.Logical formLearned from47 sentences. A contribution may make a difference.Logical formLearned from47 sentences. A contribution can be continuous.Logical formLearned from47 sentences. Contributions may pertain-to a group.Logical formLearned from47 sentences. A contribution can be to debate.Logical formLearned from47 sentences. Return can be for a contribution.Logical formLearned from47 sentences. Contributions can be in a memory.Logical formLearned from47 sentences. Contributions can be to international organizations.Logical formLearned from47 sentences. A contribution can be constituted-of-or-filled-with money.Logical formLearned from47 sentences. Persons may accept contributions.Logical formLearned from47 sentences. Contributions may change.Logical formLearned from47 sentences. Contributions may help.Logical formLearned from47 sentences.