A product can be established.Logical formLearned from87 sentences. Products may be built.Logical formLearned from87 sentences. Some products may be developed.Logical formLearned from86 sentences. A product can be complementary.Logical formLearned from86 sentences. Products may manifest effectiveness.Logical formLearned from86 sentences. Products can be qualified.Logical formLearned from86 sentences. Natural products may undergo a synthesis.Logical formLearned from86 sentences. Products may be covered.Logical formLearned from86 sentences. Advertisements can be for products.Logical formLearned from86 sentences. Persons may create products.Logical formLearned from86 sentences. A product may undergo an evolution.Logical formLearned from86 sentences. A product may pertain-to a collaboration.Logical formLearned from86 sentences. Products can be prepaid.Logical formLearned from86 sentences. A (product manager) can be at a company.Logical formLearned from86 sentences. A product may be purchased.Logical formLearned from86 sentences.