Which event lasted 1 round and included an opponent of Dan Spychalski?
CREATE TABLE "mixed_martial_arts_record" (
  "res" text,
  "record" text,
  "opponent" text,
  "method" text,
  "event" text,
  "round" text
);
SELECT "event" FROM "mixed_martial_arts_record" WHERE "round"='1' AND "opponent"='dan spychalski';