A contributor can be to some books.Logical formLearned from14 sentences. Contributors can be paid.Logical formLearned from14 sentences. A contributor can be to development.Logical formLearned from14 sentences. Contributors may pertain-to a year.Logical formLearned from14 sentences. A contributor may include a program.Logical formLearned from14 sentences. A contributor may pertain-to a show.Logical formLearned from14 sentences. (Campaign contributors) may pertain-to a president.Logical formLearned from14 sentences. A contributor can be to revenue.Logical formLearned from14 sentences. A contributor can be to a blog.Logical formLearned from14 sentences. Contributors can be to a plight of a planet.Logical formLearned from14 sentences. A luncheon may recognize contributors.Logical formLearned from14 sentences. A contributor can be to a recovery.Logical formLearned from14 sentences. A contributor can be to campaigns.Logical formLearned from14 sentences. A contributor can be to arts.Logical formLearned from14 sentences. A contributor can be to profits.Logical formLearned from14 sentences.