A breakthrough can be at a summit.Logical formLearned from57 sentences. A summit can be full-fledged.Logical formLearned from57 sentences. A summit can be productive.Logical formLearned from57 sentences. A focus may pertain-to a summit.Logical formLearned from57 sentences. Commitments may be made at a summit.Logical formLearned from57 sentences. (Summit talks) can be with a president.Logical formLearned from57 sentences. A female may attend a summit.Logical formLearned from56 sentences. A side may pertain-to a summit.Logical formLearned from56 sentences. A summit can be for sustainable development.Logical formLearned from56 sentences. Summits can be in a world-city.Logical formLearned from56 sentences. A president may attend a summit.Logical formLearned from56 sentences. A (climate summit) may pertain-to year.Logical formLearned from56 sentences. A person may hold a summit.Logical formLearned from56 sentences. A run-up can be to a summit.Logical formLearned from56 sentences. A prelude can be to a summit.Logical formLearned from56 sentences.