Caffeine can be addictive.Logical formLearned from32 sentences. A person may need a caffeine.Logical formLearned from31 sentences. A person may have a caffeine.Logical formLearned from31 sentences. A source can be constituted-of-or-filled-with caffeine.Logical formLearned from30 sentences. A person may consume caffeine.Logical formLearned from30 sentences. Effects may pertain-to caffeine.Logical formLearned from30 sentences. A person may be addicted to caffeine.Logical formLearned from30 sentences. Caffeine can be in a system.Logical formLearned from29 sentences. A caffeine can be high.Logical formLearned from29 sentences. Caffeine may have an effect.Logical formLearned from28 sentences. Caffeine may undergo an addition.Logical formLearned from28 sentences. A cup can be constituted-of-or-filled-with caffeine.Logical formLearned from27 sentences. Green tea may contain caffeine.Logical formLearned from27 sentences. Drinks may contain caffeine.Logical formLearned from27 sentences. Combination can be with caffeine.Logical formLearned from27 sentences.