A person may have a facebook.Logical formLearned from8 sentences. A person may start a (facebook group).Logical formLearned from8 sentences. A male may message a person on facebook.Logical formLearned from8 sentences. Facebook may have on the world.Logical formLearned from8 sentences. (Facebook ads) may target a person.Logical formLearned from8 sentences. A person may see on facebook.Logical formLearned from8 sentences. Facebooks may pertain-to persons.Logical formLearned from8 sentences. A person may add a person on facebook.Logical formLearned from8 sentences. A facebook can be for pictures.Logical formLearned from8 sentences. (Facebook albums) may pertain-to a person.Logical formLearned from8 sentences. A person can be a (facebook addict).Logical formLearned from8 sentences. A person may get a facebook.Logical formLearned from8 sentences. A person may use a facebook.Logical formLearned from8 sentences. A facebook can be mobile.Logical formLearned from8 sentences. A worm may hack (user facebook accounts).Logical formLearned from8 sentences.