Exchange can be for incentives.Logical formLearned from199 sentences. Exchange can be for a payment.Logical formLearned from199 sentences. Exchange can be for payment.Logical formLearned from198 sentences. A board may pertain-to an exchange.Logical formLearned from198 sentences. Energy may undergo an exchange.Logical formLearned from198 sentences. Followings can be (reference exchange rates).Logical formLearned from197 sentences. An exchange can be useful.Logical formLearned from197 sentences. Exchanges can be with countries.Logical formLearned from196 sentences. Exchanges can be fierce.Logical formLearned from196 sentences. Exchanges can be technological.Logical formLearned from196 sentences. (Exchange rates) can be in a world-city.Logical formLearned from195 sentences. An exchange can be efficient.Logical formLearned from194 sentences. An exchange can be meaningful.Logical formLearned from192 sentences. Exchanges may take place.Logical formLearned from192 sentences. Insults may undergo an exchange.Logical formLearned from192 sentences.