A language may pose riddles of a (nature ....).Logical formLearned from3 sentences. A riddle can be evolutionary.Logical formLearned from3 sentences. A map may contain riddles.Logical formLearned from3 sentences. Riddles can be about twists.Logical formLearned from3 sentences. Riddles may provide a basis.Logical formLearned from3 sentences. An answer can be to a riddle of a life.Logical formLearned from3 sentences. Riddles can be obvious.Logical formLearned from3 sentences. A riddle can be hopeless.Logical formLearned from3 sentences. Interest can be in riddles.Logical formLearned from3 sentences. Persons may talk in riddles.Logical formLearned from3 sentences. A mathematician may solve a riddle.Logical formLearned from3 sentences. Phrases of neatness can be an answer to a riddle.Logical formLearned from3 sentences. A riddle may pertain-to a dream-content.Logical formLearned from3 sentences. A riddle can be solved-.Logical formLearned from3 sentences. A riddle can be in a passage of a dream.Logical formLearned from3 sentences.