Assertion: puzzle | /r/HasProperty | problem
Facets:
value: according to treverton
type: OTHER
Source sentences:
text: A puzzle is a game, problem, or toy that tests a person's ingenuity or knowledge.
text: A puzzle is a question or problem, intricate enough to be perplexing to the mind; it is sometimes a contrivance made purposely perplexing to test one's ingenuity: a crossword puzzle; The reason for their behavior remains a puzzle.
text: Puzzles are problems deemed to have value as entertainments.
text: According to Treverton, puzzles are problems having a definitive solution once the relevant information and insight is found and used.