CREATE TABLE "mixed_martial_arts_record" (
  "res" text,
  "record" text,
  "opponent" text,
  "method" text,
  "event" text,
  "round" real,
  "time" text,
  "location" text
);

Question: What was the time when the method was TKO?
SQL: SELECT "time" FROM "mixed_martial_arts_record" WHERE "method"='tko';

Question: How many rounds was the fight when the record was 4-0?
SQL: SELECT COUNT("round") FROM "mixed_martial_arts_record" WHERE "record"='4-0';

Question: Who was the opponent when the round was more than 2?
SQL: SELECT "opponent" FROM "mixed_martial_arts_record" WHERE "round">2;