The sky can be pretty.Logical formLearned from53 sentences. Birds can be in the sky.Logical formLearned from53 sentences. Skies may pertain-to a country.Logical formLearned from53 sentences. A sky can be angry.Logical formLearned from53 sentences. A (night sky) may pertain-to the earth.Logical formLearned from53 sentences. Clouds may pertain-to the sky.Logical formLearned from53 sentences. Flares may light_up the (night sky).Logical formLearned from53 sentences. A (night sky) may pertain-to a person.Logical formLearned from53 sentences. A sky can be dramatic.Logical formLearned from53 sentences. Persons may look at the sky.Logical formLearned from52 sentences. Light can be in the sky.Logical formLearned from52 sentences. A section may pertain-to the sky.Logical formLearned from52 sentences. Stars can be in the (night sky).Logical formLearned from52 sentences. Skies can be gorgeous.Logical formLearned from51 sentences. Fireworks may explode in the sky.Logical formLearned from51 sentences.