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

Question: Which opponent's event was sb 24 - return of the heavyweights 2, and had a method of TKO (knee and punches)?
SQL: SELECT "opponent" FROM "mixed_martial_arts_record" WHERE "event"='sb 24 - return of the heavyweights 2' AND "method"='tko (knee and punches)';

Question: Which method had Travis Fulton as an opponent?
SQL: SELECT "method" FROM "mixed_martial_arts_record" WHERE "opponent"='travis fulton';

Question: Which opponent had a round of more than 1 and an even of PFP: ring of fire?
SQL: SELECT "opponent" FROM "mixed_martial_arts_record" WHERE "round">1 AND "event"='pfp: ring of fire';