(Rock cores) may unlock a history of a climate.Logical formLearned from5 sentences. Doors may unlock at some times.Logical formLearned from5 sentences. An organization may unlock sums.Logical formLearned from5 sentences. Governments may unlock millions of dollars.Logical formLearned from5 sentences. A key can be to unlocking a round.Logical formLearned from5 sentences. A compromise may be seen as a key to unlocking a round.Logical formLearned from5 sentences. Scientists may unlock mysteries.Logical formLearned from5 sentences. A trickery may unlock a defense.Logical formLearned from5 sentences. A tool can be in unlocking potential.Logical formLearned from4 sentences. (Business opportunities) may unlock by a signing of a (peace agreement).Logical formLearned from4 sentences. A key may unlock a door.Logical formLearned from4 sentences. A key can be to unlocking a (hieroglyphic language).Logical formLearned from4 sentences. A (user screen) may unlock tools.Logical formLearned from4 sentences. A key can be to unlocking a story of (climate change).Logical formLearned from4 sentences. A male may unlock a portmanteau.Logical formLearned from4 sentences.