A cease-fire may be called during a (peace summit).Logical formLearned from22 sentences. A summit can be on violence.Logical formLearned from22 sentences. Leaders may open a summit.Logical formLearned from22 sentences. A prelude can be to a summit.Logical formLearned from22 sentences. A (poverty summit) can be in a world-city.Logical formLearned from22 sentences. Leaders may kick_off a summit.Logical formLearned from22 sentences. A meeting may follow a summit.Logical formLearned from22 sentences. A summit may ease tensions.Logical formLearned from22 sentences. A (summit meeting) can be between a US-president.Logical formLearned from22 sentences. A summit can be at an end.Logical formLearned from22 sentences. Leaders may start a summit.Logical formLearned from22 sentences. A (trade summit) can be regional.Logical formLearned from22 sentences. A summit can be on a continent.Logical formLearned from22 sentences. Summits can be with a predecessor.Logical formLearned from22 sentences. An international-political-entity may open a summit.Logical formLearned from22 sentences.