(Phone systems) may xbox (power pack).Logical formLearned from17 sentences. A person may follow a pack.Logical formLearned from17 sentences. A person may want some pack.Logical formLearned from17 sentences. A (cigarette pack) may pertain-to a person.Logical formLearned from17 sentences. A (travel pack) may pertain-to a person.Logical formLearned from17 sentences. A (pack fuel) may float in air.Logical formLearned from17 sentences. Some pack may be released.Logical formLearned from17 sentences. A pack may pertain-to a pro-service.Logical formLearned from17 sentences. A (battery pack) can be removable.Logical formLearned from17 sentences. Packs can be constituted-of-or-filled-with boys.Logical formLearned from17 sentences. Packs can be constituted-of-or-filled-with women.Logical formLearned from17 sentences. A (snow pack) can be heavy.Logical formLearned from17 sentences. A (battery pack) can be charged.Logical formLearned from17 sentences. (Jet packs) can be personal.Logical formLearned from17 sentences. A (pack meeting) may pertain-to a month.Logical formLearned from17 sentences.