A contribution may pertain-to an approach.Logical formLearned from15 sentences. Contributions can be from a female.Logical formLearned from15 sentences. Contributions can be colorful.Logical formLearned from15 sentences. Contributions can be to a website.Logical formLearned from15 sentences. A contribution can be to a whole.Logical formLearned from15 sentences. Charitable contributions of an automobile may take care.Logical formLearned from15 sentences. Charitable contributions may pertain-to an automobile.Logical formLearned from15 sentences. A contribution can be to (pop culture).Logical formLearned from15 sentences. Reference can be to contributions.Logical formLearned from15 sentences. Contributions can be to presidential candidates.Logical formLearned from15 sentences. A contribution can be to American culture.Logical formLearned from15 sentences. A female can be skeptical about contributions to global warming.Logical formLearned from15 sentences. A decrease can be in contributions.Logical formLearned from15 sentences. Contributions can be to persons.Logical formLearned from15 sentences. Some form can be constituted-of-or-filled-with contribution.Logical formLearned from15 sentences.