Read the bio below and try to give details on baek sang-seung 's:    - hangul     - mr     - rr       - hanja     Bio: baek sang seung -lrb- b. december 12 , 1935 in gyeongju -rrb- is the mayor of gyeongju , south korea . he was elected to the post in 2002 . he is a member of the grand national party . he studied public administration at the undergraduate level at korea university , and attended graduate school in the same field at seoul national university . prior to attaining his present position , he held various positions in the seoul municipal government .
A:
- hangul is 백상승- mr is paek sang-sǔng- rr is baek sang-seung- hanja is 白相承