Researcher may unlock mysteries.Logical formLearned from2 sentences. Researcher of education can be co-author of unlocking a clubhouse.Logical formLearned from2 sentences. A person may unlock a case.Logical formLearned from2 sentences. A player may unlock maps.Logical formLearned from2 sentences. A person may unlock attacks.Logical formLearned from2 sentences. A person may unlock some weapons.Logical formLearned from2 sentences. A door may unlock for a male.Logical formLearned from2 sentences. A person may unlock a version.Logical formLearned from2 sentences. A male may unlock a heart.Logical formLearned from2 sentences. A female may unlock arms.Logical formLearned from2 sentences. Doors may unlock for a day.Logical formLearned from2 sentences. A key may unlock a mystery.Logical formLearned from2 sentences. A male may unlock a computer.Logical formLearned from2 sentences. A female may unlock a door of a house.Logical formLearned from2 sentences. Keys may unlock doors.Logical formLearned from2 sentences.