WHich Rules has a Method of ko (punch)?
CREATE TABLE "partial_kickboxing_record" (
  "result" text,
  "opponent" text,
  "method" text,
  "event" text,
  "date" text,
  "round" text,
  "time" text,
  "location" text,
  "rules" text
);
SELECT "rules" FROM "partial_kickboxing_record" WHERE "method"='ko (punch)';