Nuts may contain some caffeine.Logical formLearned from1 sentences. Coffee can be with a caffeine.Logical formLearned from1 sentences. Persons may have a (caffeine addict).Logical formLearned from1 sentences. A (caffeine addict) can be able-bodied.Logical formLearned from1 sentences. (Software writing) may be powered on caffeine.Logical formLearned from1 sentences. Hallways can be free of caffeine.Logical formLearned from1 sentences. Alkalis can be on a product of caffeine.Logical formLearned from1 sentences. Leaves of a (coffee tree) may contain caffeine.Logical formLearned from1 sentences. A portion may pertain-to a caffeine.Logical formLearned from1 sentences. A caffeine may be extracted.Logical formLearned from1 sentences. A caffeine may occur in tea.Logical formLearned from1 sentences. Presence may pertain-to a caffeine.Logical formLearned from1 sentences. An action of coffee may depend on presence of a caffeine.Logical formLearned from1 sentences. A caffeine may give virtues to coffee.Logical formLearned from1 sentences. A (tetramethyl derivative) may be prepared by oxidizing caffeine.Logical formLearned from1 sentences.