An (event horizon) may pertain-to a black hole.Logical formLearned from20 sentences. A threat may loom on a horizon.Logical formLearned from20 sentences. New technologies can be on a horizon.Logical formLearned from20 sentences. A horizon can be blank.Logical formLearned from20 sentences. Some election can be on a horizon.Logical formLearned from20 sentences. A (time horizon) can be for meeting goals.Logical formLearned from20 sentences. A horizon can be one-year.Logical formLearned from20 sentences. A horizon may pertain-to a writer.Logical formLearned from19 sentences. A male may broaden horizons.Logical formLearned from19 sentences. The sun may set over a horizon.Logical formLearned from19 sentences. A figure can be on a horizon.Logical formLearned from19 sentences. Ships may smoke on a horizon.Logical formLearned from19 sentences. The sun may break over a horizon.Logical formLearned from19 sentences. An event can be on a horizon.Logical formLearned from19 sentences. The sun may peak over a horizon.Logical formLearned from19 sentences.