A painter can be productive.Logical formLearned from11 sentences. An employee can be productive.Logical formLearned from11 sentences. An acreage can be productive.Logical formLearned from11 sentences. Inspections can be productive.Logical formLearned from11 sentences. Brokers can be productive.Logical formLearned from11 sentences. (Peace talks) can be productive.Logical formLearned from11 sentences. (Coal mines) can be productive.Logical formLearned from11 sentences. A productive capacity can be increased.Logical formLearned from11 sentences. An interview can be productive.Logical formLearned from11 sentences. A productive force may undergo a development.Logical formLearned from10 sentences. A feature can be productive.Logical formLearned from10 sentences. Trees can be productive.Logical formLearned from10 sentences. A section can be productive.Logical formLearned from10 sentences. Centres can be productive.Logical formLearned from10 sentences. A narcissist can be productive.Logical formLearned from10 sentences.