What is Event, when Method is "Submission (Armbar)", and when Opponent is "Jason St. Louis"?
CREATE TABLE "mixed_martial_arts_record" (
  "res" text,
  "record" text,
  "opponent" text,
  "method" text,
  "event" text,
  "round" real,
  "location" text
);
SELECT "event" FROM "mixed_martial_arts_record" WHERE "method"='submission (armbar)' AND "opponent"='jason st. louis';