(Activity filters) can be for example.Logical formLearned from18 sentences. A person may change filters.Logical formLearned from18 sentences. Filters may be added.Logical formLearned from18 sentences. (Color saturation) can be due to a (polarizer filter).Logical formLearned from18 sentences. Filters may undergo a collection.Logical formLearned from18 sentences. A filter can be genuine.Logical formLearned from18 sentences. A filter can be stupid.Logical formLearned from18 sentences. A filter may be fashioned of cloth.Logical formLearned from18 sentences. Filters can be protective.Logical formLearned from18 sentences. A filter may undergo a development.Logical formLearned from18 sentences. A filter can be transparent.Logical formLearned from18 sentences. Filters can be selected.Logical formLearned from18 sentences. Filters may pertain-to a system.Logical formLearned from18 sentences. Some sets can be constituted-of-or-filled-with filters.Logical formLearned from17 sentences. A filter can be automated.Logical formLearned from17 sentences.