Exchange can be for approval.Logical formLearned from23 sentences. Exchange can be for (oil contracts).Logical formLearned from23 sentences. A company can be in exchange.Logical formLearned from23 sentences. A price can be in exchange.Logical formLearned from23 sentences. (Security guarantees) can be in exchange.Logical formLearned from23 sentences. An exchange can be an occasion.Logical formLearned from23 sentences. Exchanges can be in a US-city.Logical formLearned from23 sentences. A (prisoner exchange) can be humanitarian.Logical formLearned from23 sentences. Countries can be with (exchange rates).Logical formLearned from23 sentences. Exchange can be for a nuclear disarmament.Logical formLearned from23 sentences. Some militants may be killed in an exchange of fire.Logical formLearned from23 sentences. An (ad exchange) can be online.Logical formLearned from23 sentences. A nuclear reactor can be in exchange.Logical formLearned from23 sentences. Exchange can be for releasing hostages.Logical formLearned from23 sentences. Exchange can be for suspending enrichment.Logical formLearned from23 sentences.