A contributor can be to an economy.Logical formLearned from149 sentences. Contributors can be positive.Logical formLearned from148 sentences. A contributor can be freelance.Logical formLearned from146 sentences. A person can be a contributor.Logical formLearned from143 sentences. Contributors can be negative.Logical formLearned from138 sentences. Contributors can be to a campaign.Logical formLearned from136 sentences. A contributor may pertain-to a male.Logical formLearned from133 sentences. Contributors may pertain-to a US-president.Logical formLearned from131 sentences. A contributor can be to a campaign.Logical formLearned from130 sentences. A contributor can be to magazines.Logical formLearned from129 sentences. Contributors can be to an increase.Logical formLearned from125 sentences. A contributor can be to a force.Logical formLearned from123 sentences. A contributor can be to a website.Logical formLearned from121 sentences. A contributor can be to global warming.Logical formLearned from117 sentences. A male can be a contributor to magazine.Logical formLearned from109 sentences.