Facts: - hangul: - mr: mun segwang - rr: mun se-gwang - text: japanese name : nanjo seiko - hanja: Based on these bullet points, write a short biography describing the life of mun se-gwang .
A:
mun se-gwang -lrb- december 26 , 1951 -- december 20 , 1974 -rrb- was a japanese-born north korean sympathizer who attempted to assassinate south korean president park chung-hee on august 15 , 1974 .the assassination attempt resulted in the deaths of park 's wife , yuk young-soo , and a high school student , jang bong-hwa .