A mystery can be to investigators.Logical formLearned from6 sentences. Mysteries may be unexplored by scientists.Logical formLearned from6 sentences. A mystery may undergo expressions.Logical formLearned from6 sentences. Scientists may unravel mysteries of human biology.Logical formLearned from6 sentences. A mystery may hover_over an effort.Logical formLearned from6 sentences. Mysteries may pertain-to the (night sky).Logical formLearned from6 sentences. (Computer program) may solve a mystery.Logical formLearned from6 sentences. A mystery may pertain-to an economy.Logical formLearned from6 sentences. Mysteries may pertain-to a court.Logical formLearned from6 sentences. Mysteries can be intimate.Logical formLearned from6 sentences. American elections can be mysteries.Logical formLearned from6 sentences. A man can be with a sense of mystery.Logical formLearned from6 sentences. A mystery can be from the past.Logical formLearned from6 sentences. A writer may leave a (murder mystery).Logical formLearned from6 sentences. A mystery can be to an international-political-entity.Logical formLearned from6 sentences.