厳しい(きびしい)「うばすて」の掟(おきて)を完全に(かんぜんに)廃止(はいし)した

With his mother's wisdom, the young man solved all the other riddles (such as making a rope of ash). The neighboring lord was amazed, saying 'This country has a brilliant wise person,' and gave up his attack. When the young man revealed the truth, 'This is my mother's wisdom,' the lord recognized the value of the elders' wisdom and abolished the cruel law of abandoning parents.