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

Question: Who was the opponent when there was a TKO method?
SQL: SELECT "opponent" FROM "mixed_martial_arts_record" WHERE "method"='tko';

Question: What was the round that Sergio Vinagre had a time of 5:00?
SQL: SELECT MAX("round") FROM "mixed_martial_arts_record" WHERE "time"='5:00' AND "opponent"='sergio vinagre';

Question: What round was it when the method was TKO (would not stand up from Butt Scoot)?
SQL: SELECT AVG("round") FROM "mixed_martial_arts_record" WHERE "method"='tko (would not stand up from butt scoot)';