Periodic patterns can be in (time series databases).Logical formLearned from2 sentences. A book can be periodic.Logical formLearned from2 sentences. A (time capsule) can be periodic.Logical formLearned from2 sentences. (Bike rides) can be periodic.Logical formLearned from2 sentences. (Power blackouts) can be periodic.Logical formLearned from2 sentences. Insurgencies can be periodic.Logical formLearned from2 sentences. Nanowires can be periodic.Logical formLearned from2 sentences. Saves can be periodic.Logical formLearned from2 sentences. Broadsides can be periodic.Logical formLearned from2 sentences. Row can be in a periodic table.Logical formLearned from2 sentences. Bands can be periodic.Logical formLearned from2 sentences. Prizes can be periodic.Logical formLearned from2 sentences. A quiz can be periodic.Logical formLearned from2 sentences. A periodic table can be in_front_of a person.Logical formLearned from2 sentences. (Guest lectures) can be periodic.Logical formLearned from2 sentences.