CREATE TABLE "records" (
  "world_record" text,
  "snatch" text,
  "ri_song_hui_prk" text,
  "102kg" text,
  "busan_south_korea" text
);

Question: What's the Ri Song-Hui when the olympic record is the world record and snatch was snatch?
SQL: SELECT "ri_song_hui_prk" FROM "records" WHERE "world_record"='olympic record' AND "snatch"='snatch';

Question: What's the 102kg when the Ri Song-Hui was 226kg?
SQL: SELECT "102kg" FROM "records" WHERE "ri_song_hui_prk"='226kg';

Question: What's the 102kg when the snatch was snatch and the olympic record was the world record?
SQL: SELECT "102kg" FROM "records" WHERE "world_record"='olympic record' AND "snatch"='snatch';