Talks may cover ties.Logical formLearned from18 sentences. A tie may undergo an (opening match).Logical formLearned from18 sentences. Ties can be in spheres.Logical formLearned from18 sentences. A tie can be by a country.Logical formLearned from18 sentences. An expense may pertain-to ties.Logical formLearned from18 sentences. A year can be an anniversary of an establishment of diplomatic ties.Logical formLearned from18 sentences. Ties may witness growth.Logical formLearned from18 sentences. Ties can be with armed forces.Logical formLearned from18 sentences. An incident may affect ties.Logical formLearned from18 sentences. Ties may undergo an advancement.Logical formLearned from18 sentences. Ties can be between a party.Logical formLearned from18 sentences. A visit may enhance ties.Logical formLearned from18 sentences. Ties may undergo a reinforcement.Logical formLearned from18 sentences. Developments can be in ties.Logical formLearned from18 sentences. A country may expand ties.Logical formLearned from18 sentences.