The world can be a mystery.Logical formLearned from21 sentences. Mysteries can be impenetrable.Logical formLearned from21 sentences. A (mystery play) can be medieval.Logical formLearned from21 sentences. Mysteries can be esoteric.Logical formLearned from21 sentences. A mystery may undergo an investigation.Logical formLearned from21 sentences. A host can be constituted-of-or-filled-with mysteries.Logical formLearned from21 sentences. Mysteries can be in progress.Logical formLearned from21 sentences. A person may decipher mysteries.Logical formLearned from21 sentences. A person can be a fan of mysteries.Logical formLearned from21 sentences. A mystery may pertain-to a relationship.Logical formLearned from21 sentences. Mysteries can be romantic.Logical formLearned from21 sentences. A mystery can be best-selling.Logical formLearned from21 sentences. A mystery may pertain-to a season.Logical formLearned from21 sentences. A (mystery shop ping) can be daily.Logical formLearned from21 sentences. A mystery may pertain-to life.Logical formLearned from21 sentences.