CMU-072: 흙으로 지은 건물과 선생님에게 손주를 능가하는 어머니가 아닌 할머니에게 추월당한 어머니와 할머니의 비극

The tragedy of a mother and grandmother who were surpassed by grandmothers instead of mothers whose grandchildren were surpassed by earthen buildings and teachers