CREATE TABLE table_name_49 (ri_song_hui___prk__ VARCHAR2, world_record VARCHAR2)

What's the Ri Song-Hui when the olympic record is the world record and snatch was snatch?
SELECT ri_song_hui___prk__ FROM table_name_49 WHERE world_record = "olympic record" AND "snatch" = "snatch"
SELECT "ri_song_hui___prk__" FROM "table_name_49" WHERE "olympic record" = "world_record" AND "snatch" = "snatch"