A truth may remain a mystery.Logical formLearned from13 sentences. A mystery may pertain-to a suicide.Logical formLearned from12 sentences. Mysteries may pertain-to an art.Logical formLearned from12 sentences. Mysteries may pertain-to a redemption.Logical formLearned from12 sentences. An author can be constituted-of-or-filled-with mystery.Logical formLearned from12 sentences. Mysteries may pertain-to an unknown.Logical formLearned from12 sentences. A series can be constituted-of-or-filled-with some (mystery novels).Logical formLearned from12 sentences. Mysteries can be complicated.Logical formLearned from12 sentences. (Mystery stories) can be short.Logical formLearned from12 sentences. Some sense can be constituted-of-or-filled-with mystery.Logical formLearned from12 sentences. A mystery can be juvenile.Logical formLearned from12 sentences. A mystery may pertain-to a scientist.Logical formLearned from12 sentences. A mystery may pertain-to a nobleman.Logical formLearned from12 sentences. A mystery may pertain-to a lost colony.Logical formLearned from12 sentences. A mystery may undergo a celebration.Logical formLearned from12 sentences.