A (pow swap) can be between some countries.Logical formLearned from2 sentences. A batch can be constituted-of-or-filled-with some pows.Logical formLearned from2 sentences. An issue of pows can be a hurdle.Logical formLearned from2 sentences. A world-city may keep some hundreds of pows.Logical formLearned from2 sentences. Pows may be released by a country.Logical formLearned from2 sentences. An issue may pertain-to pows.Logical formLearned from2 sentences. Some thousands can be constituted-of-or-filled-with pows.Logical formLearned from2 sentences. Pows can be during a war.Logical formLearned from2 sentences. A country may repatriate some pows.Logical formLearned from2 sentences. A pow can be an issue.Logical formLearned from2 sentences. An exchange of pows may take place.Logical formLearned from2 sentences. A question of pows may be resolved.Logical formLearned from2 sentences. Some pows may be held by some factions.Logical formLearned from2 sentences. Issues may pertain-to pows.Logical formLearned from2 sentences. Exchange of pows may resume at a weekend.Logical formLearned from2 sentences.