english: In 2010, researchers found that subjects were much better  at getting through a complex 3-D maze if they had napped and dreamed of the maze prior to their second attempt.
non_english: Godine 2011, istraživači su otkrili da su subjekti mnogo bolji u snalaženju u složenom 3D lavirintu, ako su dremali i sanjali o lavirintu pred njihov drugi pokušaj.