https://www.dailynk.com/%ed%8f%89%ed%99%94%ed%98%91%ec%a0%95-%602%2b2%2b2%2b1-%ec%b2%b4%ec%a0%9c%eb%a1%9c-%ec%9d%b4%eb%a4%84%ec%a0%b8%ec%95%bc/
"평화협정 `2+2+2+1' 체제로 이뤄져야"