A password may unlock a file.Logical formLearned from3 sentences. A world-city may unlock iphones.Logical formLearned from3 sentences. A person may unlock a mystery.Logical formLearned from3 sentences. Some servers may unlock content.Logical formLearned from3 sentences. A world-city may unlock doors of cars.Logical formLearned from3 sentences. A person may unlock a trophy.Logical formLearned from3 sentences. Persons may unlock power of minds.Logical formLearned from3 sentences. A person may unlock a keypad.Logical formLearned from3 sentences. News may unlock a (map editor feature).Logical formLearned from3 sentences. A person may unlock in a game.Logical formLearned from3 sentences. A person may unlock (cell phones).Logical formLearned from3 sentences. A person may unlock courses.Logical formLearned from3 sentences. Persons may unlock themselves from a prison.Logical formLearned from3 sentences. A female may unlock a (bedroom door).Logical formLearned from3 sentences. A person may unlock equipment.Logical formLearned from3 sentences.