A flash may pertain-to a lightning.Logical formLearned from18 sentences. Lightning may crash.Logical formLearned from18 sentences. Fires may be caused by lightning.Logical formLearned from18 sentences. A lightning can be silent.Logical formLearned from18 sentences. A (lightning capital) may pertain-to the world.Logical formLearned from18 sentences. (Lightning rod) may set a model.Logical formLearned from18 sentences. A stroke can be constituted-of-or-filled-with (lightning stamp).Logical formLearned from18 sentences. A lightning can be close.Logical formLearned from18 sentences. A person may see a flash of lightning.Logical formLearned from18 sentences. A win may pertain-to a lightning.Logical formLearned from18 sentences. (Lightning storms) can be dry.Logical formLearned from18 sentences. A lightning can be points.Logical formLearned from18 sentences. A person may catch lightning.Logical formLearned from18 sentences. Thunderstorms can be with lightning.Logical formLearned from18 sentences. Lightning may flicker.Logical formLearned from18 sentences.