Surfaces may pertain-to moons.Logical formLearned from11 sentences. A moon may orbit a planet.Logical formLearned from11 sentences. Ring can be around the moon.Logical formLearned from11 sentences. A case may pertain-to a moon.Logical formLearned from11 sentences. Presence may pertain-to the moon.Logical formLearned from11 sentences. (Retrograde moons) can be irregular.Logical formLearned from11 sentences. A female can be a moon of a planet.Logical formLearned from11 sentences. An origin may pertain-to a moon.Logical formLearned from11 sentences. A moon may orbit.Logical formLearned from11 sentences. A meteor may hit the moon.Logical formLearned from11 sentences. Images may pertain-to a moon.Logical formLearned from11 sentences. A cloud may pass over the moon.Logical formLearned from11 sentences. A male may get to the moon.Logical formLearned from11 sentences. A night can be a full moon.Logical formLearned from11 sentences. A moon can be red.Logical formLearned from11 sentences.